| /************************************************************************** |
| * |
| * Copyright 2009 Marek Olšák <maraeo@gmail.com> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| /** |
| * @file |
| * Blitter utility to facilitate acceleration of the clear, clear_render_target, |
| * clear_depth_stencil, resource_copy_region, and blit functions. |
| * |
| * @author Marek Olšák |
| */ |
| |
| #include "pipe/p_context.h" |
| #include "pipe/p_defines.h" |
| #include "util/u_inlines.h" |
| #include "pipe/p_shader_tokens.h" |
| #include "pipe/p_state.h" |
| |
| #include "util/format/u_format.h" |
| #include "util/u_memory.h" |
| #include "util/u_math.h" |
| #include "util/u_blitter.h" |
| #include "util/u_draw_quad.h" |
| #include "util/u_sampler.h" |
| #include "util/u_simple_shaders.h" |
| #include "util/u_surface.h" |
| #include "util/u_texture.h" |
| #include "util/u_upload_mgr.h" |
| |
| #define INVALID_PTR ((void*)~0) |
| |
| #define GET_CLEAR_BLEND_STATE_IDX(clear_buffers) \ |
| ((clear_buffers) / PIPE_CLEAR_COLOR0) |
| |
| #define NUM_RESOLVE_FRAG_SHADERS 5 /* MSAA 2x, 4x, 8x, 16x, 32x */ |
| #define GET_MSAA_RESOLVE_FS_IDX(nr_samples) (util_logbase2(nr_samples)-1) |
| |
| struct blitter_context_priv |
| { |
| struct blitter_context base; |
| |
| float vertices[4][2][4]; /**< {pos, color} or {pos, texcoord} */ |
| |
| /* Templates for various state objects. */ |
| |
| /* Constant state objects. */ |
| /* Vertex shaders. */ |
| void *vs; /**< Vertex shader which passes {pos, generic} to the output.*/ |
| void *vs_nogeneric; |
| void *vs_pos_only[4]; /**< Vertex shader which passes pos to the output |
| for clear_buffer/copy_buffer.*/ |
| void *vs_layered; /**< Vertex shader which sets LAYER = INSTANCEID. */ |
| |
| /* Fragment shaders. */ |
| void *fs_empty; |
| void *fs_write_one_cbuf; |
| void *fs_write_all_cbufs; |
| |
| /* FS which outputs a color from a texture where |
| * the 1st index indicates the texture type / destination type, |
| * the 2nd index is the PIPE_TEXTURE_* to be sampled, |
| * the 3rd index is 0 = use TEX, 1 = use TXF. |
| */ |
| void *fs_texfetch_col[5][PIPE_MAX_TEXTURE_TYPES][2]; |
| |
| /* FS which outputs a depth from a texture, where |
| * the 1st index is the PIPE_TEXTURE_* to be sampled, |
| * the 2nd index is 0 = use TEX, 1 = use TXF. |
| */ |
| void *fs_texfetch_depth[PIPE_MAX_TEXTURE_TYPES][2]; |
| void *fs_texfetch_depthstencil[PIPE_MAX_TEXTURE_TYPES][2]; |
| void *fs_texfetch_stencil[PIPE_MAX_TEXTURE_TYPES][2]; |
| |
| /* FS which outputs one sample from a multisample texture. */ |
| void *fs_texfetch_col_msaa[5][PIPE_MAX_TEXTURE_TYPES]; |
| void *fs_texfetch_depth_msaa[PIPE_MAX_TEXTURE_TYPES]; |
| void *fs_texfetch_depthstencil_msaa[PIPE_MAX_TEXTURE_TYPES]; |
| void *fs_texfetch_stencil_msaa[PIPE_MAX_TEXTURE_TYPES]; |
| |
| /* FS which outputs an average of all samples. */ |
| void *fs_resolve[PIPE_MAX_TEXTURE_TYPES][NUM_RESOLVE_FRAG_SHADERS][2]; |
| |
| /* FS which unpacks color to ZS or packs ZS to color, matching |
| * the ZS format. See util_blitter_get_color_format_for_zs(). |
| */ |
| void *fs_pack_color_zs[TGSI_TEXTURE_COUNT][10]; |
| |
| /* Blend state. */ |
| void *blend[PIPE_MASK_RGBA+1][2]; /**< blend state with writemask */ |
| void *blend_clear[GET_CLEAR_BLEND_STATE_IDX(PIPE_CLEAR_COLOR)+1]; |
| |
| /* Depth stencil alpha state. */ |
| void *dsa_write_depth_stencil; |
| void *dsa_write_depth_keep_stencil; |
| void *dsa_keep_depth_stencil; |
| void *dsa_keep_depth_write_stencil; |
| |
| /* Vertex elements states. */ |
| void *velem_state; |
| void *velem_state_readbuf[4]; /**< X, XY, XYZ, XYZW */ |
| |
| /* Sampler state. */ |
| void *sampler_state; |
| void *sampler_state_linear; |
| void *sampler_state_rect; |
| void *sampler_state_rect_linear; |
| |
| /* Rasterizer state. */ |
| void *rs_state[2][2]; /**< [scissor][msaa] */ |
| void *rs_discard_state; |
| |
| /* Destination surface dimensions. */ |
| unsigned dst_width; |
| unsigned dst_height; |
| |
| void *custom_vs; |
| |
| bool has_geometry_shader; |
| bool has_tessellation; |
| bool has_layered; |
| bool has_stream_out; |
| bool has_stencil_export; |
| bool has_texture_multisample; |
| bool has_tex_lz; |
| bool has_txf; |
| bool cube_as_2darray; |
| bool cached_all_shaders; |
| |
| /* The Draw module overrides these functions. |
| * Always create the blitter before Draw. */ |
| void (*bind_fs_state)(struct pipe_context *, void *); |
| void (*delete_fs_state)(struct pipe_context *, void *); |
| }; |
| |
| struct blitter_context *util_blitter_create(struct pipe_context *pipe) |
| { |
| struct blitter_context_priv *ctx; |
| struct pipe_blend_state blend; |
| struct pipe_depth_stencil_alpha_state dsa; |
| struct pipe_rasterizer_state rs_state; |
| struct pipe_sampler_state sampler_state; |
| struct pipe_vertex_element velem[2]; |
| unsigned i, j; |
| |
| ctx = CALLOC_STRUCT(blitter_context_priv); |
| if (!ctx) |
| return NULL; |
| |
| ctx->base.pipe = pipe; |
| ctx->base.draw_rectangle = util_blitter_draw_rectangle; |
| |
| ctx->bind_fs_state = pipe->bind_fs_state; |
| ctx->delete_fs_state = pipe->delete_fs_state; |
| |
| /* init state objects for them to be considered invalid */ |
| ctx->base.saved_blend_state = INVALID_PTR; |
| ctx->base.saved_dsa_state = INVALID_PTR; |
| ctx->base.saved_rs_state = INVALID_PTR; |
| ctx->base.saved_fs = INVALID_PTR; |
| ctx->base.saved_vs = INVALID_PTR; |
| ctx->base.saved_gs = INVALID_PTR; |
| ctx->base.saved_velem_state = INVALID_PTR; |
| ctx->base.saved_fb_state.nr_cbufs = ~0; |
| ctx->base.saved_num_sampler_views = ~0; |
| ctx->base.saved_num_sampler_states = ~0; |
| ctx->base.saved_num_so_targets = ~0; |
| |
| ctx->has_geometry_shader = |
| pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_GEOMETRY, |
| PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0; |
| |
| ctx->has_tessellation = |
| pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_TESS_CTRL, |
| PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0; |
| |
| ctx->has_stream_out = |
| pipe->screen->get_param(pipe->screen, |
| PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS) != 0; |
| |
| ctx->has_stencil_export = |
| pipe->screen->get_param(pipe->screen, |
| PIPE_CAP_SHADER_STENCIL_EXPORT); |
| |
| ctx->has_texture_multisample = |
| pipe->screen->get_param(pipe->screen, PIPE_CAP_TEXTURE_MULTISAMPLE); |
| |
| ctx->has_tex_lz = pipe->screen->get_param(pipe->screen, |
| PIPE_CAP_TGSI_TEX_TXF_LZ); |
| ctx->has_txf = pipe->screen->get_param(pipe->screen, |
| PIPE_CAP_GLSL_FEATURE_LEVEL) > 130; |
| ctx->cube_as_2darray = pipe->screen->get_param(pipe->screen, |
| PIPE_CAP_SAMPLER_VIEW_TARGET); |
| |
| /* blend state objects */ |
| memset(&blend, 0, sizeof(blend)); |
| |
| for (i = 0; i <= PIPE_MASK_RGBA; i++) { |
| for (j = 0; j < 2; j++) { |
| memset(&blend.rt[0], 0, sizeof(blend.rt[0])); |
| blend.rt[0].colormask = i; |
| if (j) { |
| blend.rt[0].blend_enable = 1; |
| blend.rt[0].rgb_func = PIPE_BLEND_ADD; |
| blend.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA; |
| blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA; |
| blend.rt[0].alpha_func = PIPE_BLEND_ADD; |
| blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA; |
| blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA; |
| } |
| ctx->blend[i][j] = pipe->create_blend_state(pipe, &blend); |
| } |
| } |
| |
| /* depth stencil alpha state objects */ |
| memset(&dsa, 0, sizeof(dsa)); |
| ctx->dsa_keep_depth_stencil = |
| pipe->create_depth_stencil_alpha_state(pipe, &dsa); |
| |
| dsa.depth.enabled = 1; |
| dsa.depth.writemask = 1; |
| dsa.depth.func = PIPE_FUNC_ALWAYS; |
| ctx->dsa_write_depth_keep_stencil = |
| pipe->create_depth_stencil_alpha_state(pipe, &dsa); |
| |
| dsa.stencil[0].enabled = 1; |
| dsa.stencil[0].func = PIPE_FUNC_ALWAYS; |
| dsa.stencil[0].fail_op = PIPE_STENCIL_OP_REPLACE; |
| dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_REPLACE; |
| dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_REPLACE; |
| dsa.stencil[0].valuemask = 0xff; |
| dsa.stencil[0].writemask = 0xff; |
| ctx->dsa_write_depth_stencil = |
| pipe->create_depth_stencil_alpha_state(pipe, &dsa); |
| |
| dsa.depth.enabled = 0; |
| dsa.depth.writemask = 0; |
| ctx->dsa_keep_depth_write_stencil = |
| pipe->create_depth_stencil_alpha_state(pipe, &dsa); |
| |
| /* sampler state */ |
| memset(&sampler_state, 0, sizeof(sampler_state)); |
| sampler_state.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
| sampler_state.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
| sampler_state.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
| sampler_state.normalized_coords = 1; |
| ctx->sampler_state = pipe->create_sampler_state(pipe, &sampler_state); |
| sampler_state.normalized_coords = 0; |
| ctx->sampler_state_rect = pipe->create_sampler_state(pipe, &sampler_state); |
| |
| sampler_state.min_img_filter = PIPE_TEX_FILTER_LINEAR; |
| sampler_state.mag_img_filter = PIPE_TEX_FILTER_LINEAR; |
| sampler_state.normalized_coords = 1; |
| ctx->sampler_state_linear = pipe->create_sampler_state(pipe, &sampler_state); |
| sampler_state.normalized_coords = 0; |
| ctx->sampler_state_rect_linear = pipe->create_sampler_state(pipe, &sampler_state); |
| |
| /* rasterizer state */ |
| memset(&rs_state, 0, sizeof(rs_state)); |
| rs_state.cull_face = PIPE_FACE_NONE; |
| rs_state.half_pixel_center = 1; |
| rs_state.bottom_edge_rule = 1; |
| rs_state.flatshade = 1; |
| rs_state.depth_clip_near = 1; |
| rs_state.depth_clip_far = 1; |
| |
| unsigned scissor, msaa; |
| for (scissor = 0; scissor < 2; scissor++) { |
| for (msaa = 0; msaa < 2; msaa++) { |
| rs_state.scissor = scissor; |
| rs_state.multisample = msaa; |
| ctx->rs_state[scissor][msaa] = |
| pipe->create_rasterizer_state(pipe, &rs_state); |
| } |
| } |
| |
| if (ctx->has_stream_out) { |
| rs_state.scissor = rs_state.multisample = 0; |
| rs_state.rasterizer_discard = 1; |
| ctx->rs_discard_state = pipe->create_rasterizer_state(pipe, &rs_state); |
| } |
| |
| ctx->base.cb_slot = 0; /* 0 for now */ |
| ctx->base.vb_slot = 0; /* 0 for now */ |
| |
| /* vertex elements states */ |
| memset(&velem[0], 0, sizeof(velem[0]) * 2); |
| for (i = 0; i < 2; i++) { |
| velem[i].src_offset = i * 4 * sizeof(float); |
| velem[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; |
| velem[i].vertex_buffer_index = ctx->base.vb_slot; |
| } |
| ctx->velem_state = pipe->create_vertex_elements_state(pipe, 2, &velem[0]); |
| |
| if (ctx->has_stream_out) { |
| static enum pipe_format formats[4] = { |
| PIPE_FORMAT_R32_UINT, |
| PIPE_FORMAT_R32G32_UINT, |
| PIPE_FORMAT_R32G32B32_UINT, |
| PIPE_FORMAT_R32G32B32A32_UINT |
| }; |
| |
| for (i = 0; i < 4; i++) { |
| velem[0].src_format = formats[i]; |
| velem[0].vertex_buffer_index = ctx->base.vb_slot; |
| ctx->velem_state_readbuf[i] = |
| pipe->create_vertex_elements_state(pipe, 1, &velem[0]); |
| } |
| } |
| |
| ctx->has_layered = |
| pipe->screen->get_param(pipe->screen, PIPE_CAP_TGSI_INSTANCEID) && |
| pipe->screen->get_param(pipe->screen, PIPE_CAP_TGSI_VS_LAYER_VIEWPORT); |
| |
| /* set invariant vertex coordinates */ |
| for (i = 0; i < 4; i++) { |
| ctx->vertices[i][0][2] = 0; /*v.z*/ |
| ctx->vertices[i][0][3] = 1; /*v.w*/ |
| } |
| |
| return &ctx->base; |
| } |
| |
| void *util_blitter_get_noop_blend_state(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| |
| return ctx->blend[0][0]; |
| } |
| |
| void *util_blitter_get_noop_dsa_state(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| |
| return ctx->dsa_keep_depth_stencil; |
| } |
| |
| void *util_blitter_get_discard_rasterizer_state(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| |
| return ctx->rs_discard_state; |
| } |
| |
| static void bind_vs_pos_only(struct blitter_context_priv *ctx, |
| unsigned num_so_channels) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| int index = num_so_channels ? num_so_channels - 1 : 0; |
| |
| if (!ctx->vs_pos_only[index]) { |
| struct pipe_stream_output_info so; |
| static const enum tgsi_semantic semantic_names[] = |
| { TGSI_SEMANTIC_POSITION }; |
| const uint semantic_indices[] = { 0 }; |
| |
| memset(&so, 0, sizeof(so)); |
| so.num_outputs = 1; |
| so.output[0].num_components = num_so_channels; |
| so.stride[0] = num_so_channels; |
| |
| ctx->vs_pos_only[index] = |
| util_make_vertex_passthrough_shader_with_so(pipe, 1, semantic_names, |
| semantic_indices, false, |
| false, &so); |
| } |
| |
| pipe->bind_vs_state(pipe, ctx->vs_pos_only[index]); |
| } |
| |
| static void *get_vs_passthrough_pos_generic(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (!ctx->vs) { |
| static const enum tgsi_semantic semantic_names[] = |
| { TGSI_SEMANTIC_POSITION, TGSI_SEMANTIC_GENERIC }; |
| const uint semantic_indices[] = { 0, 0 }; |
| ctx->vs = |
| util_make_vertex_passthrough_shader(pipe, 2, semantic_names, |
| semantic_indices, false); |
| } |
| return ctx->vs; |
| } |
| |
| static void *get_vs_passthrough_pos(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (!ctx->vs_nogeneric) { |
| static const enum tgsi_semantic semantic_names[] = |
| { TGSI_SEMANTIC_POSITION }; |
| const uint semantic_indices[] = { 0 }; |
| |
| ctx->vs_nogeneric = |
| util_make_vertex_passthrough_shader(pipe, 1, |
| semantic_names, |
| semantic_indices, false); |
| } |
| return ctx->vs_nogeneric; |
| } |
| |
| static void *get_vs_layered(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (!ctx->vs_layered) { |
| ctx->vs_layered = util_make_layered_clear_vertex_shader(pipe); |
| } |
| return ctx->vs_layered; |
| } |
| |
| static void bind_fs_empty(struct blitter_context_priv *ctx) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (!ctx->fs_empty) { |
| assert(!ctx->cached_all_shaders); |
| ctx->fs_empty = util_make_empty_fragment_shader(pipe); |
| } |
| |
| ctx->bind_fs_state(pipe, ctx->fs_empty); |
| } |
| |
| static void bind_fs_write_one_cbuf(struct blitter_context_priv *ctx) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (!ctx->fs_write_one_cbuf) { |
| assert(!ctx->cached_all_shaders); |
| ctx->fs_write_one_cbuf = |
| util_make_fragment_passthrough_shader(pipe, TGSI_SEMANTIC_GENERIC, |
| TGSI_INTERPOLATE_CONSTANT, false); |
| } |
| |
| ctx->bind_fs_state(pipe, ctx->fs_write_one_cbuf); |
| } |
| |
| static void bind_fs_write_all_cbufs(struct blitter_context_priv *ctx) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (!ctx->fs_write_all_cbufs) { |
| assert(!ctx->cached_all_shaders); |
| ctx->fs_write_all_cbufs = |
| util_make_fragment_passthrough_shader(pipe, TGSI_SEMANTIC_GENERIC, |
| TGSI_INTERPOLATE_CONSTANT, true); |
| } |
| |
| ctx->bind_fs_state(pipe, ctx->fs_write_all_cbufs); |
| } |
| |
| void util_blitter_destroy(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = blitter->pipe; |
| unsigned i, j, f; |
| |
| for (i = 0; i <= PIPE_MASK_RGBA; i++) |
| for (j = 0; j < 2; j++) |
| pipe->delete_blend_state(pipe, ctx->blend[i][j]); |
| |
| for (i = 0; i < ARRAY_SIZE(ctx->blend_clear); i++) { |
| if (ctx->blend_clear[i]) |
| pipe->delete_blend_state(pipe, ctx->blend_clear[i]); |
| } |
| pipe->delete_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| pipe->delete_depth_stencil_alpha_state(pipe, |
| ctx->dsa_write_depth_keep_stencil); |
| pipe->delete_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_stencil); |
| pipe->delete_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_write_stencil); |
| |
| unsigned scissor, msaa; |
| for (scissor = 0; scissor < 2; scissor++) { |
| for (msaa = 0; msaa < 2; msaa++) { |
| pipe->delete_rasterizer_state(pipe, ctx->rs_state[scissor][msaa]); |
| } |
| } |
| |
| if (ctx->rs_discard_state) |
| pipe->delete_rasterizer_state(pipe, ctx->rs_discard_state); |
| if (ctx->vs) |
| pipe->delete_vs_state(pipe, ctx->vs); |
| if (ctx->vs_nogeneric) |
| pipe->delete_vs_state(pipe, ctx->vs_nogeneric); |
| for (i = 0; i < 4; i++) |
| if (ctx->vs_pos_only[i]) |
| pipe->delete_vs_state(pipe, ctx->vs_pos_only[i]); |
| if (ctx->vs_layered) |
| pipe->delete_vs_state(pipe, ctx->vs_layered); |
| pipe->delete_vertex_elements_state(pipe, ctx->velem_state); |
| for (i = 0; i < 4; i++) { |
| if (ctx->velem_state_readbuf[i]) { |
| pipe->delete_vertex_elements_state(pipe, ctx->velem_state_readbuf[i]); |
| } |
| } |
| |
| for (i = 0; i < PIPE_MAX_TEXTURE_TYPES; i++) { |
| for (unsigned type = 0; type < ARRAY_SIZE(ctx->fs_texfetch_col); ++type) { |
| for (unsigned inst = 0; inst < 2; inst++) { |
| if (ctx->fs_texfetch_col[type][i][inst]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_col[type][i][inst]); |
| } |
| if (ctx->fs_texfetch_col_msaa[type][i]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_col_msaa[type][i]); |
| } |
| |
| for (unsigned inst = 0; inst < 2; inst++) { |
| if (ctx->fs_texfetch_depth[i][inst]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_depth[i][inst]); |
| if (ctx->fs_texfetch_depthstencil[i][inst]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_depthstencil[i][inst]); |
| if (ctx->fs_texfetch_stencil[i][inst]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_stencil[i][inst]); |
| } |
| |
| if (ctx->fs_texfetch_depth_msaa[i]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_depth_msaa[i]); |
| if (ctx->fs_texfetch_depthstencil_msaa[i]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_depthstencil_msaa[i]); |
| if (ctx->fs_texfetch_stencil_msaa[i]) |
| ctx->delete_fs_state(pipe, ctx->fs_texfetch_stencil_msaa[i]); |
| |
| for (j = 0; j< ARRAY_SIZE(ctx->fs_resolve[i]); j++) |
| for (f = 0; f < 2; f++) |
| if (ctx->fs_resolve[i][j][f]) |
| ctx->delete_fs_state(pipe, ctx->fs_resolve[i][j][f]); |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(ctx->fs_pack_color_zs); i++) { |
| for (j = 0; j < ARRAY_SIZE(ctx->fs_pack_color_zs[0]); j++) { |
| if (ctx->fs_pack_color_zs[i][j]) |
| ctx->delete_fs_state(pipe, ctx->fs_pack_color_zs[i][j]); |
| } |
| } |
| |
| if (ctx->fs_empty) |
| ctx->delete_fs_state(pipe, ctx->fs_empty); |
| if (ctx->fs_write_one_cbuf) |
| ctx->delete_fs_state(pipe, ctx->fs_write_one_cbuf); |
| if (ctx->fs_write_all_cbufs) |
| ctx->delete_fs_state(pipe, ctx->fs_write_all_cbufs); |
| |
| pipe->delete_sampler_state(pipe, ctx->sampler_state_rect_linear); |
| pipe->delete_sampler_state(pipe, ctx->sampler_state_rect); |
| pipe->delete_sampler_state(pipe, ctx->sampler_state_linear); |
| pipe->delete_sampler_state(pipe, ctx->sampler_state); |
| FREE(ctx); |
| } |
| |
| void util_blitter_set_texture_multisample(struct blitter_context *blitter, |
| bool supported) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| |
| ctx->has_texture_multisample = supported; |
| } |
| |
| void util_blitter_set_running_flag(struct blitter_context *blitter) |
| { |
| if (blitter->running) { |
| _debug_printf("u_blitter:%i: Caught recursion. This is a driver bug.\n", |
| __LINE__); |
| } |
| blitter->running = true; |
| |
| blitter->pipe->set_active_query_state(blitter->pipe, false); |
| } |
| |
| void util_blitter_unset_running_flag(struct blitter_context *blitter) |
| { |
| if (!blitter->running) { |
| _debug_printf("u_blitter:%i: Caught recursion. This is a driver bug.\n", |
| __LINE__); |
| } |
| blitter->running = false; |
| |
| blitter->pipe->set_active_query_state(blitter->pipe, true); |
| } |
| |
| static void blitter_check_saved_vertex_states(ASSERTED struct blitter_context_priv *ctx) |
| { |
| assert(ctx->base.saved_vs != INVALID_PTR); |
| assert(!ctx->has_geometry_shader || ctx->base.saved_gs != INVALID_PTR); |
| assert(!ctx->has_tessellation || ctx->base.saved_tcs != INVALID_PTR); |
| assert(!ctx->has_tessellation || ctx->base.saved_tes != INVALID_PTR); |
| assert(!ctx->has_stream_out || ctx->base.saved_num_so_targets != ~0u); |
| assert(ctx->base.saved_rs_state != INVALID_PTR); |
| } |
| |
| void util_blitter_restore_vertex_states(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| unsigned i; |
| |
| /* Vertex buffer. */ |
| if (ctx->base.saved_vertex_buffer.buffer.resource) { |
| pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, |
| &ctx->base.saved_vertex_buffer); |
| pipe_vertex_buffer_unreference(&ctx->base.saved_vertex_buffer); |
| } |
| |
| /* Vertex elements. */ |
| if (ctx->base.saved_velem_state != INVALID_PTR) { |
| pipe->bind_vertex_elements_state(pipe, ctx->base.saved_velem_state); |
| ctx->base.saved_velem_state = INVALID_PTR; |
| } |
| |
| /* Vertex shader. */ |
| pipe->bind_vs_state(pipe, ctx->base.saved_vs); |
| ctx->base.saved_vs = INVALID_PTR; |
| |
| /* Geometry shader. */ |
| if (ctx->has_geometry_shader) { |
| pipe->bind_gs_state(pipe, ctx->base.saved_gs); |
| ctx->base.saved_gs = INVALID_PTR; |
| } |
| |
| if (ctx->has_tessellation) { |
| pipe->bind_tcs_state(pipe, ctx->base.saved_tcs); |
| pipe->bind_tes_state(pipe, ctx->base.saved_tes); |
| ctx->base.saved_tcs = INVALID_PTR; |
| ctx->base.saved_tes = INVALID_PTR; |
| } |
| |
| /* Stream outputs. */ |
| if (ctx->has_stream_out) { |
| unsigned offsets[PIPE_MAX_SO_BUFFERS]; |
| for (i = 0; i < ctx->base.saved_num_so_targets; i++) |
| offsets[i] = (unsigned)-1; |
| pipe->set_stream_output_targets(pipe, |
| ctx->base.saved_num_so_targets, |
| ctx->base.saved_so_targets, offsets); |
| |
| for (i = 0; i < ctx->base.saved_num_so_targets; i++) |
| pipe_so_target_reference(&ctx->base.saved_so_targets[i], NULL); |
| |
| ctx->base.saved_num_so_targets = ~0; |
| } |
| |
| /* Rasterizer. */ |
| pipe->bind_rasterizer_state(pipe, ctx->base.saved_rs_state); |
| ctx->base.saved_rs_state = INVALID_PTR; |
| } |
| |
| static void blitter_check_saved_fragment_states(ASSERTED struct blitter_context_priv *ctx) |
| { |
| assert(ctx->base.saved_fs != INVALID_PTR); |
| assert(ctx->base.saved_dsa_state != INVALID_PTR); |
| assert(ctx->base.saved_blend_state != INVALID_PTR); |
| } |
| |
| void util_blitter_restore_fragment_states(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| /* Fragment shader. */ |
| ctx->bind_fs_state(pipe, ctx->base.saved_fs); |
| ctx->base.saved_fs = INVALID_PTR; |
| |
| /* Depth, stencil, alpha. */ |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->base.saved_dsa_state); |
| ctx->base.saved_dsa_state = INVALID_PTR; |
| |
| /* Blend state. */ |
| pipe->bind_blend_state(pipe, ctx->base.saved_blend_state); |
| ctx->base.saved_blend_state = INVALID_PTR; |
| |
| /* Sample mask. */ |
| if (ctx->base.is_sample_mask_saved) { |
| pipe->set_sample_mask(pipe, ctx->base.saved_sample_mask); |
| ctx->base.is_sample_mask_saved = false; |
| } |
| |
| /* Miscellaneous states. */ |
| /* XXX check whether these are saved and whether they need to be restored |
| * (depending on the operation) */ |
| pipe->set_stencil_ref(pipe, &ctx->base.saved_stencil_ref); |
| |
| if (!blitter->skip_viewport_restore) |
| pipe->set_viewport_states(pipe, 0, 1, &ctx->base.saved_viewport); |
| |
| if (blitter->saved_num_window_rectangles) { |
| pipe->set_window_rectangles(pipe, |
| blitter->saved_window_rectangles_include, |
| blitter->saved_num_window_rectangles, |
| blitter->saved_window_rectangles); |
| } |
| } |
| |
| static void blitter_check_saved_fb_state(ASSERTED struct blitter_context_priv *ctx) |
| { |
| assert(ctx->base.saved_fb_state.nr_cbufs != (ubyte) ~0); |
| } |
| |
| static void blitter_disable_render_cond(struct blitter_context_priv *ctx) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (ctx->base.saved_render_cond_query) { |
| pipe->render_condition(pipe, NULL, false, 0); |
| } |
| } |
| |
| void util_blitter_restore_render_cond(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (ctx->base.saved_render_cond_query) { |
| pipe->render_condition(pipe, ctx->base.saved_render_cond_query, |
| ctx->base.saved_render_cond_cond, |
| ctx->base.saved_render_cond_mode); |
| ctx->base.saved_render_cond_query = NULL; |
| } |
| } |
| |
| void util_blitter_restore_fb_state(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| pipe->set_framebuffer_state(pipe, &ctx->base.saved_fb_state); |
| util_unreference_framebuffer_state(&ctx->base.saved_fb_state); |
| } |
| |
| static void blitter_check_saved_textures(ASSERTED struct blitter_context_priv *ctx) |
| { |
| assert(ctx->base.saved_num_sampler_states != ~0u); |
| assert(ctx->base.saved_num_sampler_views != ~0u); |
| } |
| |
| void util_blitter_restore_textures(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| unsigned i; |
| |
| /* Fragment sampler states. */ |
| pipe->bind_sampler_states(pipe, PIPE_SHADER_FRAGMENT, 0, |
| ctx->base.saved_num_sampler_states, |
| ctx->base.saved_sampler_states); |
| |
| ctx->base.saved_num_sampler_states = ~0; |
| |
| /* Fragment sampler views. */ |
| pipe->set_sampler_views(pipe, PIPE_SHADER_FRAGMENT, 0, |
| ctx->base.saved_num_sampler_views, |
| ctx->base.saved_sampler_views); |
| |
| for (i = 0; i < ctx->base.saved_num_sampler_views; i++) |
| pipe_sampler_view_reference(&ctx->base.saved_sampler_views[i], NULL); |
| |
| ctx->base.saved_num_sampler_views = ~0; |
| } |
| |
| void util_blitter_restore_constant_buffer_state(struct blitter_context *blitter) |
| { |
| struct pipe_context *pipe = blitter->pipe; |
| |
| pipe->set_constant_buffer(pipe, PIPE_SHADER_FRAGMENT, blitter->cb_slot, |
| &blitter->saved_fs_constant_buffer); |
| pipe_resource_reference(&blitter->saved_fs_constant_buffer.buffer, NULL); |
| } |
| |
| static void blitter_set_rectangle(struct blitter_context_priv *ctx, |
| int x1, int y1, int x2, int y2, |
| float depth) |
| { |
| /* set vertex positions */ |
| ctx->vertices[0][0][0] = (float)x1 / ctx->dst_width * 2.0f - 1.0f; /*v0.x*/ |
| ctx->vertices[0][0][1] = (float)y1 / ctx->dst_height * 2.0f - 1.0f; /*v0.y*/ |
| |
| ctx->vertices[1][0][0] = (float)x2 / ctx->dst_width * 2.0f - 1.0f; /*v1.x*/ |
| ctx->vertices[1][0][1] = (float)y1 / ctx->dst_height * 2.0f - 1.0f; /*v1.y*/ |
| |
| ctx->vertices[2][0][0] = (float)x2 / ctx->dst_width * 2.0f - 1.0f; /*v2.x*/ |
| ctx->vertices[2][0][1] = (float)y2 / ctx->dst_height * 2.0f - 1.0f; /*v2.y*/ |
| |
| ctx->vertices[3][0][0] = (float)x1 / ctx->dst_width * 2.0f - 1.0f; /*v3.x*/ |
| ctx->vertices[3][0][1] = (float)y2 / ctx->dst_height * 2.0f - 1.0f; /*v3.y*/ |
| |
| /* viewport */ |
| struct pipe_viewport_state viewport; |
| viewport.scale[0] = 0.5f * ctx->dst_width; |
| viewport.scale[1] = 0.5f * ctx->dst_height; |
| viewport.scale[2] = 0.0f; |
| viewport.translate[0] = 0.5f * ctx->dst_width; |
| viewport.translate[1] = 0.5f * ctx->dst_height; |
| viewport.translate[2] = depth; |
| ctx->base.pipe->set_viewport_states(ctx->base.pipe, 0, 1, &viewport); |
| } |
| |
| static void blitter_set_clear_color(struct blitter_context_priv *ctx, |
| const float color[4]) |
| { |
| int i; |
| |
| if (color) { |
| for (i = 0; i < 4; i++) |
| memcpy(&ctx->vertices[i][1][0], color, sizeof(uint32_t) * 4); |
| } else { |
| for (i = 0; i < 4; i++) |
| memset(&ctx->vertices[i][1][0], 0, sizeof(uint32_t) * 4); |
| } |
| } |
| |
| static void get_texcoords(struct pipe_sampler_view *src, |
| unsigned src_width0, unsigned src_height0, |
| int x1, int y1, int x2, int y2, |
| float layer, unsigned sample, |
| bool uses_txf, union blitter_attrib *out) |
| { |
| unsigned level = src->u.tex.first_level; |
| bool normalized = !uses_txf && |
| src->target != PIPE_TEXTURE_RECT && |
| src->texture->nr_samples <= 1; |
| |
| if (normalized) { |
| out->texcoord.x1 = x1 / (float)u_minify(src_width0, level); |
| out->texcoord.y1 = y1 / (float)u_minify(src_height0, level); |
| out->texcoord.x2 = x2 / (float)u_minify(src_width0, level); |
| out->texcoord.y2 = y2 / (float)u_minify(src_height0, level); |
| } else { |
| out->texcoord.x1 = x1; |
| out->texcoord.y1 = y1; |
| out->texcoord.x2 = x2; |
| out->texcoord.y2 = y2; |
| } |
| |
| out->texcoord.z = 0; |
| out->texcoord.w = 0; |
| |
| /* Set the layer. */ |
| switch (src->target) { |
| case PIPE_TEXTURE_3D: |
| { |
| float r = layer; |
| |
| if (!uses_txf) |
| r /= u_minify(src->texture->depth0, src->u.tex.first_level); |
| |
| out->texcoord.z = r; |
| } |
| break; |
| |
| case PIPE_TEXTURE_1D_ARRAY: |
| out->texcoord.y1 = out->texcoord.y2 = layer; |
| break; |
| |
| case PIPE_TEXTURE_2D_ARRAY: |
| out->texcoord.z = layer; |
| out->texcoord.w = sample; |
| break; |
| |
| case PIPE_TEXTURE_CUBE_ARRAY: |
| out->texcoord.w = (unsigned)layer / 6; |
| break; |
| |
| case PIPE_TEXTURE_2D: |
| out->texcoord.w = sample; |
| break; |
| |
| default:; |
| } |
| } |
| |
| static void blitter_set_dst_dimensions(struct blitter_context_priv *ctx, |
| unsigned width, unsigned height) |
| { |
| ctx->dst_width = width; |
| ctx->dst_height = height; |
| } |
| |
| static void set_texcoords_in_vertices(const union blitter_attrib *attrib, |
| float *out, unsigned stride) |
| { |
| out[0] = attrib->texcoord.x1; |
| out[1] = attrib->texcoord.y1; |
| out += stride; |
| out[0] = attrib->texcoord.x2; |
| out[1] = attrib->texcoord.y1; |
| out += stride; |
| out[0] = attrib->texcoord.x2; |
| out[1] = attrib->texcoord.y2; |
| out += stride; |
| out[0] = attrib->texcoord.x1; |
| out[1] = attrib->texcoord.y2; |
| } |
| |
| static void *blitter_get_fs_texfetch_col(struct blitter_context_priv *ctx, |
| enum pipe_format src_format, |
| enum pipe_format dst_format, |
| enum pipe_texture_target target, |
| unsigned src_nr_samples, |
| unsigned dst_nr_samples, |
| unsigned filter, |
| bool use_txf) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| enum tgsi_texture_type tgsi_tex = |
| util_pipe_tex_to_tgsi_tex(target, src_nr_samples); |
| enum tgsi_return_type stype; |
| enum tgsi_return_type dtype; |
| unsigned type; |
| |
| assert(target < PIPE_MAX_TEXTURE_TYPES); |
| |
| if (util_format_is_pure_uint(src_format)) { |
| stype = TGSI_RETURN_TYPE_UINT; |
| if (util_format_is_pure_uint(dst_format)) { |
| dtype = TGSI_RETURN_TYPE_UINT; |
| type = 0; |
| } else { |
| assert(util_format_is_pure_sint(dst_format)); |
| dtype = TGSI_RETURN_TYPE_SINT; |
| type = 1; |
| } |
| } else if (util_format_is_pure_sint(src_format)) { |
| stype = TGSI_RETURN_TYPE_SINT; |
| if (util_format_is_pure_sint(dst_format)) { |
| dtype = TGSI_RETURN_TYPE_SINT; |
| type = 2; |
| } else { |
| assert(util_format_is_pure_uint(dst_format)); |
| dtype = TGSI_RETURN_TYPE_UINT; |
| type = 3; |
| } |
| } else { |
| assert(!util_format_is_pure_uint(dst_format) && |
| !util_format_is_pure_sint(dst_format)); |
| dtype = stype = TGSI_RETURN_TYPE_FLOAT; |
| type = 4; |
| } |
| |
| if (src_nr_samples > 1) { |
| void **shader; |
| |
| /* OpenGL requires that integer textures just copy 1 sample instead |
| * of averaging. |
| */ |
| if (dst_nr_samples <= 1 && |
| stype != TGSI_RETURN_TYPE_UINT && |
| stype != TGSI_RETURN_TYPE_SINT) { |
| /* The destination has one sample, so we'll do color resolve. */ |
| unsigned index = GET_MSAA_RESOLVE_FS_IDX(src_nr_samples); |
| |
| assert(filter < 2); |
| |
| shader = &ctx->fs_resolve[target][index][filter]; |
| |
| if (!*shader) { |
| assert(!ctx->cached_all_shaders); |
| if (filter == PIPE_TEX_FILTER_LINEAR) { |
| *shader = util_make_fs_msaa_resolve_bilinear(pipe, tgsi_tex, |
| src_nr_samples, |
| stype); |
| } |
| else { |
| *shader = util_make_fs_msaa_resolve(pipe, tgsi_tex, |
| src_nr_samples, |
| stype); |
| } |
| } |
| } |
| else { |
| /* The destination has multiple samples, we'll do |
| * an MSAA->MSAA copy. |
| */ |
| shader = &ctx->fs_texfetch_col_msaa[type][target]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| assert(!ctx->cached_all_shaders); |
| *shader = util_make_fs_blit_msaa_color(pipe, tgsi_tex, stype, dtype); |
| } |
| } |
| |
| return *shader; |
| } else { |
| void **shader; |
| |
| if (use_txf) |
| shader = &ctx->fs_texfetch_col[type][target][1]; |
| else |
| shader = &ctx->fs_texfetch_col[type][target][0]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| assert(!ctx->cached_all_shaders); |
| *shader = util_make_fragment_tex_shader(pipe, tgsi_tex, |
| TGSI_INTERPOLATE_LINEAR, |
| stype, dtype, |
| ctx->has_tex_lz, use_txf); |
| } |
| |
| return *shader; |
| } |
| } |
| |
| static inline |
| void *blitter_get_fs_pack_color_zs(struct blitter_context_priv *ctx, |
| enum pipe_texture_target target, |
| unsigned nr_samples, |
| enum pipe_format zs_format, |
| bool dst_is_color) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| enum tgsi_texture_type tgsi_tex = |
| util_pipe_tex_to_tgsi_tex(target, nr_samples); |
| int format_index = zs_format == PIPE_FORMAT_Z24_UNORM_S8_UINT ? 0 : |
| zs_format == PIPE_FORMAT_S8_UINT_Z24_UNORM ? 1 : |
| zs_format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT ? 2 : |
| zs_format == PIPE_FORMAT_Z24X8_UNORM ? 3 : |
| zs_format == PIPE_FORMAT_X8Z24_UNORM ? 4 : -1; |
| |
| if (format_index == -1) { |
| assert(0); |
| return NULL; |
| } |
| |
| /* The first 5 shaders pack ZS to color, the last 5 shaders unpack color |
| * to ZS. |
| */ |
| if (dst_is_color) |
| format_index += 5; |
| |
| void **shader = &ctx->fs_pack_color_zs[tgsi_tex][format_index]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| assert(!ctx->cached_all_shaders); |
| *shader = util_make_fs_pack_color_zs(pipe, tgsi_tex, zs_format, |
| dst_is_color); |
| } |
| return *shader; |
| } |
| |
| static inline |
| void *blitter_get_fs_texfetch_depth(struct blitter_context_priv *ctx, |
| enum pipe_texture_target target, |
| unsigned nr_samples, |
| bool use_txf) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| assert(target < PIPE_MAX_TEXTURE_TYPES); |
| |
| if (nr_samples > 1) { |
| void **shader = &ctx->fs_texfetch_depth_msaa[target]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| enum tgsi_texture_type tgsi_tex; |
| assert(!ctx->cached_all_shaders); |
| tgsi_tex = util_pipe_tex_to_tgsi_tex(target, nr_samples); |
| *shader = util_make_fs_blit_msaa_depth(pipe, tgsi_tex); |
| } |
| |
| return *shader; |
| } else { |
| void **shader; |
| |
| if (use_txf) |
| shader = &ctx->fs_texfetch_depth[target][1]; |
| else |
| shader = &ctx->fs_texfetch_depth[target][0]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| enum tgsi_texture_type tgsi_tex; |
| assert(!ctx->cached_all_shaders); |
| tgsi_tex = util_pipe_tex_to_tgsi_tex(target, 0); |
| *shader = util_make_fs_blit_zs(pipe, PIPE_MASK_Z, tgsi_tex, |
| ctx->has_tex_lz, use_txf); |
| } |
| |
| return *shader; |
| } |
| } |
| |
| static inline |
| void *blitter_get_fs_texfetch_depthstencil(struct blitter_context_priv *ctx, |
| enum pipe_texture_target target, |
| unsigned nr_samples, |
| bool use_txf) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| assert(target < PIPE_MAX_TEXTURE_TYPES); |
| |
| if (nr_samples > 1) { |
| void **shader = &ctx->fs_texfetch_depthstencil_msaa[target]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| enum tgsi_texture_type tgsi_tex; |
| assert(!ctx->cached_all_shaders); |
| tgsi_tex = util_pipe_tex_to_tgsi_tex(target, nr_samples); |
| *shader = util_make_fs_blit_msaa_depthstencil(pipe, tgsi_tex); |
| } |
| |
| return *shader; |
| } else { |
| void **shader; |
| |
| if (use_txf) |
| shader = &ctx->fs_texfetch_depthstencil[target][1]; |
| else |
| shader = &ctx->fs_texfetch_depthstencil[target][0]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| enum tgsi_texture_type tgsi_tex; |
| assert(!ctx->cached_all_shaders); |
| tgsi_tex = util_pipe_tex_to_tgsi_tex(target, 0); |
| *shader = util_make_fs_blit_zs(pipe, PIPE_MASK_ZS, tgsi_tex, |
| ctx->has_tex_lz, use_txf); |
| } |
| |
| return *shader; |
| } |
| } |
| |
| static inline |
| void *blitter_get_fs_texfetch_stencil(struct blitter_context_priv *ctx, |
| enum pipe_texture_target target, |
| unsigned nr_samples, |
| bool use_txf) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| assert(target < PIPE_MAX_TEXTURE_TYPES); |
| |
| if (nr_samples > 1) { |
| void **shader = &ctx->fs_texfetch_stencil_msaa[target]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| enum tgsi_texture_type tgsi_tex; |
| assert(!ctx->cached_all_shaders); |
| tgsi_tex = util_pipe_tex_to_tgsi_tex(target, nr_samples); |
| *shader = util_make_fs_blit_msaa_stencil(pipe, tgsi_tex); |
| } |
| |
| return *shader; |
| } else { |
| void **shader; |
| |
| if (use_txf) |
| shader = &ctx->fs_texfetch_stencil[target][1]; |
| else |
| shader = &ctx->fs_texfetch_stencil[target][0]; |
| |
| /* Create the fragment shader on-demand. */ |
| if (!*shader) { |
| enum tgsi_texture_type tgsi_tex; |
| assert(!ctx->cached_all_shaders); |
| tgsi_tex = util_pipe_tex_to_tgsi_tex(target, 0); |
| *shader = util_make_fs_blit_zs(pipe, PIPE_MASK_S, tgsi_tex, |
| ctx->has_tex_lz, use_txf); |
| } |
| |
| return *shader; |
| } |
| } |
| |
| |
| /** |
| * Generate and save all fragment shaders that we will ever need for |
| * blitting. Drivers which use the 'draw' fallbacks will typically use |
| * this to make sure we generate/use shaders that don't go through the |
| * draw module's wrapper functions. |
| */ |
| void util_blitter_cache_all_shaders(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = blitter->pipe; |
| struct pipe_screen *screen = pipe->screen; |
| unsigned samples, j, f, target, max_samples, use_txf; |
| bool has_arraytex, has_cubearraytex; |
| |
| max_samples = ctx->has_texture_multisample ? 2 : 1; |
| has_arraytex = screen->get_param(screen, |
| PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS) != 0; |
| has_cubearraytex = screen->get_param(screen, |
| PIPE_CAP_CUBE_MAP_ARRAY) != 0; |
| |
| /* It only matters if i <= 1 or > 1. */ |
| for (samples = 1; samples <= max_samples; samples++) { |
| for (target = PIPE_TEXTURE_1D; target < PIPE_MAX_TEXTURE_TYPES; target++) { |
| for (use_txf = 0; use_txf <= ctx->has_txf; use_txf++) { |
| if (!has_arraytex && |
| (target == PIPE_TEXTURE_1D_ARRAY || |
| target == PIPE_TEXTURE_2D_ARRAY)) { |
| continue; |
| } |
| if (!has_cubearraytex && |
| (target == PIPE_TEXTURE_CUBE_ARRAY)) |
| continue; |
| |
| if (samples > 1 && |
| (target != PIPE_TEXTURE_2D && |
| target != PIPE_TEXTURE_2D_ARRAY)) |
| continue; |
| |
| if (samples > 1 && use_txf) |
| continue; /* TXF is the only option, use_txf has no effect */ |
| |
| /* If samples == 1, the shaders read one texel. If samples >= 1, |
| * they read one sample. |
| */ |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_FLOAT, |
| PIPE_FORMAT_R32_FLOAT, target, |
| samples, samples, 0, use_txf); |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_UINT, |
| PIPE_FORMAT_R32_UINT, target, |
| samples, samples, 0, use_txf); |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_UINT, |
| PIPE_FORMAT_R32_SINT, target, |
| samples, samples, 0, use_txf); |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_SINT, |
| PIPE_FORMAT_R32_SINT, target, |
| samples, samples, 0, use_txf); |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_SINT, |
| PIPE_FORMAT_R32_UINT, target, |
| samples, samples, 0, use_txf); |
| blitter_get_fs_texfetch_depth(ctx, target, samples, use_txf); |
| if (ctx->has_stencil_export) { |
| blitter_get_fs_texfetch_depthstencil(ctx, target, samples, use_txf); |
| blitter_get_fs_texfetch_stencil(ctx, target, samples, use_txf); |
| } |
| |
| if (samples == 1) |
| continue; |
| |
| /* MSAA resolve shaders. */ |
| for (j = 2; j < 32; j++) { |
| if (!screen->is_format_supported(screen, PIPE_FORMAT_R32_FLOAT, |
| target, j, j, |
| PIPE_BIND_SAMPLER_VIEW)) { |
| continue; |
| } |
| |
| for (f = 0; f < 2; f++) { |
| if (f != PIPE_TEX_FILTER_NEAREST && use_txf) |
| continue; |
| |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_FLOAT, |
| PIPE_FORMAT_R32_FLOAT, target, |
| j, 1, f, use_txf); |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_UINT, |
| PIPE_FORMAT_R32_UINT, target, |
| j, 1, f, use_txf); |
| blitter_get_fs_texfetch_col(ctx, PIPE_FORMAT_R32_SINT, |
| PIPE_FORMAT_R32_SINT, target, |
| j, 1, f, use_txf); |
| } |
| } |
| } |
| } |
| } |
| |
| ctx->fs_empty = util_make_empty_fragment_shader(pipe); |
| |
| ctx->fs_write_one_cbuf = |
| util_make_fragment_passthrough_shader(pipe, TGSI_SEMANTIC_GENERIC, |
| TGSI_INTERPOLATE_CONSTANT, false); |
| |
| ctx->fs_write_all_cbufs = |
| util_make_fragment_passthrough_shader(pipe, TGSI_SEMANTIC_GENERIC, |
| TGSI_INTERPOLATE_CONSTANT, true); |
| |
| ctx->cached_all_shaders = true; |
| } |
| |
| static void blitter_set_common_draw_rect_state(struct blitter_context_priv *ctx, |
| bool scissor, bool msaa) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| if (ctx->base.saved_num_window_rectangles) |
| pipe->set_window_rectangles(pipe, false, 0, NULL); |
| |
| pipe->bind_rasterizer_state(pipe, ctx->rs_state[scissor][msaa]); |
| |
| if (ctx->has_geometry_shader) |
| pipe->bind_gs_state(pipe, NULL); |
| if (ctx->has_tessellation) { |
| pipe->bind_tcs_state(pipe, NULL); |
| pipe->bind_tes_state(pipe, NULL); |
| } |
| if (ctx->has_stream_out) |
| pipe->set_stream_output_targets(pipe, 0, NULL, NULL); |
| } |
| |
| static void blitter_draw(struct blitter_context_priv *ctx, |
| void *vertex_elements_cso, |
| blitter_get_vs_func get_vs, |
| int x1, int y1, int x2, int y2, float depth, |
| unsigned num_instances) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_vertex_buffer vb = {0}; |
| |
| blitter_set_rectangle(ctx, x1, y1, x2, y2, depth); |
| |
| vb.stride = 8 * sizeof(float); |
| |
| u_upload_data(pipe->stream_uploader, 0, sizeof(ctx->vertices), 4, ctx->vertices, |
| &vb.buffer_offset, &vb.buffer.resource); |
| if (!vb.buffer.resource) |
| return; |
| u_upload_unmap(pipe->stream_uploader); |
| |
| pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, &vb); |
| pipe->bind_vertex_elements_state(pipe, vertex_elements_cso); |
| pipe->bind_vs_state(pipe, get_vs(&ctx->base)); |
| |
| if (ctx->base.use_index_buffer) { |
| /* Note that for V3D, |
| * dEQP-GLES3.functional.fbo.blit.rect.nearest_consistency_* require |
| * that the last vert of the two tris be the same. |
| */ |
| static uint8_t indices[6] = { 0, 1, 2, 0, 3, 2 }; |
| util_draw_elements_instanced(pipe, indices, 1, 0, |
| PIPE_PRIM_TRIANGLES, 0, 6, |
| 0, num_instances); |
| } else { |
| util_draw_arrays_instanced(pipe, PIPE_PRIM_TRIANGLE_FAN, 0, 4, |
| 0, num_instances); |
| } |
| pipe_resource_reference(&vb.buffer.resource, NULL); |
| } |
| |
| void util_blitter_draw_rectangle(struct blitter_context *blitter, |
| void *vertex_elements_cso, |
| blitter_get_vs_func get_vs, |
| int x1, int y1, int x2, int y2, |
| float depth, unsigned num_instances, |
| enum blitter_attrib_type type, |
| const union blitter_attrib *attrib) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| unsigned i; |
| |
| switch (type) { |
| case UTIL_BLITTER_ATTRIB_COLOR: |
| blitter_set_clear_color(ctx, attrib->color); |
| break; |
| |
| case UTIL_BLITTER_ATTRIB_TEXCOORD_XYZW: |
| for (i = 0; i < 4; i++) { |
| ctx->vertices[i][1][2] = attrib->texcoord.z; |
| ctx->vertices[i][1][3] = attrib->texcoord.w; |
| } |
| /* fall through */ |
| case UTIL_BLITTER_ATTRIB_TEXCOORD_XY: |
| set_texcoords_in_vertices(attrib, &ctx->vertices[0][1][0], 8); |
| break; |
| |
| default:; |
| } |
| |
| blitter_draw(ctx, vertex_elements_cso, get_vs, x1, y1, x2, y2, depth, |
| num_instances); |
| } |
| |
| static void *get_clear_blend_state(struct blitter_context_priv *ctx, |
| unsigned clear_buffers) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| int index; |
| |
| clear_buffers &= PIPE_CLEAR_COLOR; |
| |
| /* Return an existing blend state. */ |
| if (!clear_buffers) |
| return ctx->blend[0][0]; |
| |
| index = GET_CLEAR_BLEND_STATE_IDX(clear_buffers); |
| |
| if (ctx->blend_clear[index]) |
| return ctx->blend_clear[index]; |
| |
| /* Create a new one. */ |
| { |
| struct pipe_blend_state blend = {0}; |
| unsigned i; |
| |
| blend.independent_blend_enable = 1; |
| |
| for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { |
| if (clear_buffers & (PIPE_CLEAR_COLOR0 << i)) { |
| blend.rt[i].colormask = PIPE_MASK_RGBA; |
| blend.max_rt = i; |
| } |
| } |
| |
| ctx->blend_clear[index] = pipe->create_blend_state(pipe, &blend); |
| } |
| return ctx->blend_clear[index]; |
| } |
| |
| void util_blitter_common_clear_setup(struct blitter_context *blitter, |
| unsigned width, unsigned height, |
| unsigned clear_buffers, |
| void *custom_blend, void *custom_dsa) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* bind states */ |
| if (custom_blend) { |
| pipe->bind_blend_state(pipe, custom_blend); |
| } else { |
| pipe->bind_blend_state(pipe, get_clear_blend_state(ctx, clear_buffers)); |
| } |
| |
| if (custom_dsa) { |
| pipe->bind_depth_stencil_alpha_state(pipe, custom_dsa); |
| } else if ((clear_buffers & PIPE_CLEAR_DEPTHSTENCIL) == PIPE_CLEAR_DEPTHSTENCIL) { |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_stencil); |
| } else if (clear_buffers & PIPE_CLEAR_DEPTH) { |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_keep_stencil); |
| } else if (clear_buffers & PIPE_CLEAR_STENCIL) { |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_write_stencil); |
| } else { |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| } |
| |
| pipe->set_sample_mask(pipe, ~0); |
| blitter_set_dst_dimensions(ctx, width, height); |
| } |
| |
| static void util_blitter_clear_custom(struct blitter_context *blitter, |
| unsigned width, unsigned height, |
| unsigned num_layers, |
| unsigned clear_buffers, |
| const union pipe_color_union *color, |
| double depth, unsigned stencil, |
| void *custom_blend, void *custom_dsa, |
| bool msaa) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_stencil_ref sr = { { 0 } }; |
| |
| assert(ctx->has_layered || num_layers <= 1); |
| |
| util_blitter_common_clear_setup(blitter, width, height, clear_buffers, |
| custom_blend, custom_dsa); |
| |
| sr.ref_value[0] = stencil & 0xff; |
| pipe->set_stencil_ref(pipe, &sr); |
| |
| bind_fs_write_all_cbufs(ctx); |
| |
| union blitter_attrib attrib; |
| memcpy(attrib.color, color->ui, sizeof(color->ui)); |
| |
| bool pass_generic = (clear_buffers & PIPE_CLEAR_COLOR) != 0; |
| enum blitter_attrib_type type = pass_generic ? UTIL_BLITTER_ATTRIB_COLOR : |
| UTIL_BLITTER_ATTRIB_NONE; |
| |
| if (num_layers > 1 && ctx->has_layered) { |
| blitter_get_vs_func get_vs = get_vs_layered; |
| |
| blitter_set_common_draw_rect_state(ctx, false, msaa); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_vs, |
| 0, 0, width, height, |
| (float) depth, num_layers, type, &attrib); |
| } else { |
| blitter_get_vs_func get_vs; |
| |
| if (pass_generic) |
| get_vs = get_vs_passthrough_pos_generic; |
| else |
| get_vs = get_vs_passthrough_pos; |
| |
| blitter_set_common_draw_rect_state(ctx, false, msaa); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_vs, |
| 0, 0, width, height, |
| (float) depth, 1, type, &attrib); |
| } |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |
| |
| void util_blitter_clear(struct blitter_context *blitter, |
| unsigned width, unsigned height, unsigned num_layers, |
| unsigned clear_buffers, |
| const union pipe_color_union *color, |
| double depth, unsigned stencil, |
| bool msaa) |
| { |
| util_blitter_clear_custom(blitter, width, height, num_layers, |
| clear_buffers, color, depth, stencil, |
| NULL, NULL, msaa); |
| } |
| |
| void util_blitter_custom_clear_depth(struct blitter_context *blitter, |
| unsigned width, unsigned height, |
| double depth, void *custom_dsa) |
| { |
| static const union pipe_color_union color; |
| util_blitter_clear_custom(blitter, width, height, 0, 0, &color, depth, 0, |
| NULL, custom_dsa, false); |
| } |
| |
| void util_blitter_default_dst_texture(struct pipe_surface *dst_templ, |
| struct pipe_resource *dst, |
| unsigned dstlevel, |
| unsigned dstz) |
| { |
| memset(dst_templ, 0, sizeof(*dst_templ)); |
| dst_templ->format = util_format_linear(dst->format); |
| dst_templ->u.tex.level = dstlevel; |
| dst_templ->u.tex.first_layer = dstz; |
| dst_templ->u.tex.last_layer = dstz; |
| } |
| |
| static struct pipe_surface * |
| util_blitter_get_next_surface_layer(struct pipe_context *pipe, |
| struct pipe_surface *surf) |
| { |
| struct pipe_surface dst_templ; |
| |
| memset(&dst_templ, 0, sizeof(dst_templ)); |
| dst_templ.format = surf->format; |
| dst_templ.u.tex.level = surf->u.tex.level; |
| dst_templ.u.tex.first_layer = surf->u.tex.first_layer + 1; |
| dst_templ.u.tex.last_layer = surf->u.tex.last_layer + 1; |
| |
| return pipe->create_surface(pipe, surf->texture, &dst_templ); |
| } |
| |
| void util_blitter_default_src_texture(struct blitter_context *blitter, |
| struct pipe_sampler_view *src_templ, |
| struct pipe_resource *src, |
| unsigned srclevel) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| |
| memset(src_templ, 0, sizeof(*src_templ)); |
| |
| if (ctx->cube_as_2darray && |
| (src->target == PIPE_TEXTURE_CUBE || |
| src->target == PIPE_TEXTURE_CUBE_ARRAY)) |
| src_templ->target = PIPE_TEXTURE_2D_ARRAY; |
| else |
| src_templ->target = src->target; |
| |
| src_templ->format = util_format_linear(src->format); |
| src_templ->u.tex.first_level = srclevel; |
| src_templ->u.tex.last_level = srclevel; |
| src_templ->u.tex.first_layer = 0; |
| src_templ->u.tex.last_layer = |
| src->target == PIPE_TEXTURE_3D ? u_minify(src->depth0, srclevel) - 1 |
| : (unsigned)(src->array_size - 1); |
| src_templ->swizzle_r = PIPE_SWIZZLE_X; |
| src_templ->swizzle_g = PIPE_SWIZZLE_Y; |
| src_templ->swizzle_b = PIPE_SWIZZLE_Z; |
| src_templ->swizzle_a = PIPE_SWIZZLE_W; |
| } |
| |
| static bool is_blit_generic_supported(struct blitter_context *blitter, |
| const struct pipe_resource *dst, |
| enum pipe_format dst_format, |
| const struct pipe_resource *src, |
| enum pipe_format src_format, |
| unsigned mask) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_screen *screen = ctx->base.pipe->screen; |
| |
| if (dst) { |
| unsigned bind; |
| const struct util_format_description *desc = |
| util_format_description(dst_format); |
| bool dst_has_stencil = util_format_has_stencil(desc); |
| |
| /* Stencil export must be supported for stencil copy. */ |
| if ((mask & PIPE_MASK_S) && dst_has_stencil && |
| !ctx->has_stencil_export) { |
| return false; |
| } |
| |
| if (dst_has_stencil || util_format_has_depth(desc)) |
| bind = PIPE_BIND_DEPTH_STENCIL; |
| else |
| bind = PIPE_BIND_RENDER_TARGET; |
| |
| if (!screen->is_format_supported(screen, dst_format, dst->target, |
| dst->nr_samples, dst->nr_storage_samples, |
| bind)) { |
| return false; |
| } |
| } |
| |
| if (src) { |
| if (src->nr_samples > 1 && !ctx->has_texture_multisample) { |
| return false; |
| } |
| |
| if (!screen->is_format_supported(screen, src_format, src->target, |
| src->nr_samples, src->nr_storage_samples, |
| PIPE_BIND_SAMPLER_VIEW)) { |
| return false; |
| } |
| |
| /* Check stencil sampler support for stencil copy. */ |
| if (mask & PIPE_MASK_S) { |
| if (util_format_has_stencil(util_format_description(src_format))) { |
| enum pipe_format stencil_format = |
| util_format_stencil_only(src_format); |
| assert(stencil_format != PIPE_FORMAT_NONE); |
| |
| if (stencil_format != src_format && |
| !screen->is_format_supported(screen, stencil_format, |
| src->target, src->nr_samples, |
| src->nr_storage_samples, |
| PIPE_BIND_SAMPLER_VIEW)) { |
| return false; |
| } |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| bool util_blitter_is_copy_supported(struct blitter_context *blitter, |
| const struct pipe_resource *dst, |
| const struct pipe_resource *src) |
| { |
| return is_blit_generic_supported(blitter, dst, dst->format, |
| src, src->format, PIPE_MASK_RGBAZS); |
| } |
| |
| bool util_blitter_is_blit_supported(struct blitter_context *blitter, |
| const struct pipe_blit_info *info) |
| { |
| return is_blit_generic_supported(blitter, |
| info->dst.resource, info->dst.format, |
| info->src.resource, info->src.format, |
| info->mask); |
| } |
| |
| void util_blitter_copy_texture(struct blitter_context *blitter, |
| struct pipe_resource *dst, |
| unsigned dst_level, |
| unsigned dstx, unsigned dsty, unsigned dstz, |
| struct pipe_resource *src, |
| unsigned src_level, |
| const struct pipe_box *srcbox) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_surface *dst_view, dst_templ; |
| struct pipe_sampler_view src_templ, *src_view; |
| struct pipe_box dstbox; |
| |
| assert(dst && src); |
| assert(src->target < PIPE_MAX_TEXTURE_TYPES); |
| |
| u_box_3d(dstx, dsty, dstz, abs(srcbox->width), abs(srcbox->height), |
| abs(srcbox->depth), &dstbox); |
| |
| /* Initialize the surface. */ |
| util_blitter_default_dst_texture(&dst_templ, dst, dst_level, dstz); |
| dst_view = pipe->create_surface(pipe, dst, &dst_templ); |
| |
| /* Initialize the sampler view. */ |
| util_blitter_default_src_texture(blitter, &src_templ, src, src_level); |
| src_view = pipe->create_sampler_view(pipe, src, &src_templ); |
| |
| /* Copy. */ |
| util_blitter_blit_generic(blitter, dst_view, &dstbox, |
| src_view, srcbox, src->width0, src->height0, |
| PIPE_MASK_RGBAZS, PIPE_TEX_FILTER_NEAREST, NULL, |
| false); |
| |
| pipe_surface_reference(&dst_view, NULL); |
| pipe_sampler_view_reference(&src_view, NULL); |
| } |
| |
| static void |
| blitter_draw_tex(struct blitter_context_priv *ctx, |
| int dst_x1, int dst_y1, int dst_x2, int dst_y2, |
| struct pipe_sampler_view *src, |
| unsigned src_width0, unsigned src_height0, |
| int src_x1, int src_y1, int src_x2, int src_y2, |
| float layer, unsigned sample, |
| bool uses_txf, enum blitter_attrib_type type) |
| { |
| union blitter_attrib coord; |
| blitter_get_vs_func get_vs = get_vs_passthrough_pos_generic; |
| |
| get_texcoords(src, src_width0, src_height0, |
| src_x1, src_y1, src_x2, src_y2, layer, sample, |
| uses_txf, &coord); |
| |
| if (src->target == PIPE_TEXTURE_CUBE || |
| src->target == PIPE_TEXTURE_CUBE_ARRAY) { |
| float face_coord[4][2]; |
| |
| set_texcoords_in_vertices(&coord, &face_coord[0][0], 2); |
| util_map_texcoords2d_onto_cubemap((unsigned)layer % 6, |
| /* pointer, stride in floats */ |
| &face_coord[0][0], 2, |
| &ctx->vertices[0][1][0], 8, |
| false); |
| for (unsigned i = 0; i < 4; i++) |
| ctx->vertices[i][1][3] = coord.texcoord.w; |
| |
| /* Cubemaps don't use draw_rectangle. */ |
| blitter_draw(ctx, ctx->velem_state, get_vs, |
| dst_x1, dst_y1, dst_x2, dst_y2, 0, 1); |
| } else { |
| ctx->base.draw_rectangle(&ctx->base, ctx->velem_state, get_vs, |
| dst_x1, dst_y1, dst_x2, dst_y2, |
| 0, 1, type, &coord); |
| } |
| } |
| |
| static void do_blits(struct blitter_context_priv *ctx, |
| struct pipe_surface *dst, |
| const struct pipe_box *dstbox, |
| struct pipe_sampler_view *src, |
| unsigned src_width0, |
| unsigned src_height0, |
| const struct pipe_box *srcbox, |
| bool is_zsbuf, |
| bool uses_txf) |
| { |
| struct pipe_context *pipe = ctx->base.pipe; |
| unsigned src_samples = src->texture->nr_samples; |
| unsigned dst_samples = dst->texture->nr_samples; |
| enum pipe_texture_target src_target = src->target; |
| struct pipe_framebuffer_state fb_state = {0}; |
| |
| /* Initialize framebuffer state. */ |
| fb_state.width = dst->width; |
| fb_state.height = dst->height; |
| fb_state.nr_cbufs = is_zsbuf ? 0 : 1; |
| |
| blitter_set_dst_dimensions(ctx, fb_state.width, fb_state.height); |
| |
| if ((src_target == PIPE_TEXTURE_1D || |
| src_target == PIPE_TEXTURE_2D || |
| src_target == PIPE_TEXTURE_RECT) && |
| src_samples <= 1) { |
| /* Set framebuffer state. */ |
| if (is_zsbuf) { |
| fb_state.zsbuf = dst; |
| } else { |
| fb_state.cbufs[0] = dst; |
| } |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| |
| /* Draw. */ |
| pipe->set_sample_mask(pipe, ~0); |
| blitter_draw_tex(ctx, dstbox->x, dstbox->y, |
| dstbox->x + dstbox->width, |
| dstbox->y + dstbox->height, |
| src, src_width0, src_height0, srcbox->x, srcbox->y, |
| srcbox->x + srcbox->width, srcbox->y + srcbox->height, |
| 0, 0, uses_txf, UTIL_BLITTER_ATTRIB_TEXCOORD_XY); |
| } else { |
| /* Draw the quad with the generic codepath. */ |
| int dst_z; |
| for (dst_z = 0; dst_z < dstbox->depth; dst_z++) { |
| struct pipe_surface *old; |
| float dst2src_scale = srcbox->depth / (float)dstbox->depth; |
| |
| /* Scale Z properly if the blit is scaled. |
| * |
| * When downscaling, we want the coordinates centered, so that |
| * mipmapping works for 3D textures. For example, when generating |
| * a 4x4x4 level, this wouldn't average the pixels: |
| * |
| * src Z: 0 1 2 3 4 5 6 7 |
| * dst Z: 0 1 2 3 |
| * |
| * Because the pixels are not centered below the pixels of the higher |
| * level. Therefore, we want this: |
| * src Z: 0 1 2 3 4 5 6 7 |
| * dst Z: 0 1 2 3 |
| * |
| * dst_offset defines the offset needed for centering the pixels and |
| * it works with any scaling (not just 2x). |
| */ |
| float dst_offset = ((srcbox->depth - 1) - |
| (dstbox->depth - 1) * dst2src_scale) * 0.5; |
| float src_z = (dst_z + dst_offset) * dst2src_scale; |
| |
| /* Set framebuffer state. */ |
| if (is_zsbuf) { |
| fb_state.zsbuf = dst; |
| } else { |
| fb_state.cbufs[0] = dst; |
| } |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| |
| /* See if we need to blit a multisample or singlesample buffer. */ |
| if (src_samples == dst_samples && dst_samples > 1) { |
| /* MSAA copy. */ |
| unsigned i, max_sample = dst_samples - 1; |
| |
| for (i = 0; i <= max_sample; i++) { |
| pipe->set_sample_mask(pipe, 1 << i); |
| blitter_draw_tex(ctx, dstbox->x, dstbox->y, |
| dstbox->x + dstbox->width, |
| dstbox->y + dstbox->height, |
| src, src_width0, src_height0, |
| srcbox->x, srcbox->y, |
| srcbox->x + srcbox->width, |
| srcbox->y + srcbox->height, |
| srcbox->z + src_z, i, uses_txf, |
| UTIL_BLITTER_ATTRIB_TEXCOORD_XYZW); |
| } |
| } else { |
| /* Normal copy, MSAA upsampling, or MSAA resolve. */ |
| pipe->set_sample_mask(pipe, ~0); |
| blitter_draw_tex(ctx, dstbox->x, dstbox->y, |
| dstbox->x + dstbox->width, |
| dstbox->y + dstbox->height, |
| src, src_width0, src_height0, |
| srcbox->x, srcbox->y, |
| srcbox->x + srcbox->width, |
| srcbox->y + srcbox->height, |
| srcbox->z + src_z, 0, uses_txf, |
| UTIL_BLITTER_ATTRIB_TEXCOORD_XYZW); |
| } |
| |
| /* Get the next surface or (if this is the last iteration) |
| * just unreference the last one. */ |
| old = dst; |
| if (dst_z < dstbox->depth-1) { |
| dst = util_blitter_get_next_surface_layer(ctx->base.pipe, dst); |
| } |
| if (dst_z) { |
| pipe_surface_reference(&old, NULL); |
| } |
| } |
| } |
| } |
| |
| void util_blitter_blit_generic(struct blitter_context *blitter, |
| struct pipe_surface *dst, |
| const struct pipe_box *dstbox, |
| struct pipe_sampler_view *src, |
| const struct pipe_box *srcbox, |
| unsigned src_width0, unsigned src_height0, |
| unsigned mask, unsigned filter, |
| const struct pipe_scissor_state *scissor, |
| bool alpha_blend) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| enum pipe_texture_target src_target = src->target; |
| unsigned src_samples = src->texture->nr_samples; |
| unsigned dst_samples = dst->texture->nr_samples; |
| void *sampler_state; |
| const struct util_format_description *src_desc = |
| util_format_description(src->format); |
| const struct util_format_description *dst_desc = |
| util_format_description(dst->format); |
| |
| bool src_has_color = src_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS; |
| bool src_has_depth = util_format_has_depth(src_desc); |
| bool src_has_stencil = util_format_has_stencil(src_desc); |
| |
| bool dst_has_color = mask & PIPE_MASK_RGBA && |
| dst_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS; |
| bool dst_has_depth = mask & PIPE_MASK_Z && |
| util_format_has_depth(dst_desc); |
| bool dst_has_stencil = ctx->has_stencil_export && |
| mask & PIPE_MASK_S && |
| util_format_has_stencil(dst_desc); |
| |
| /* Return if there is nothing to do. */ |
| if (!dst_has_color && !dst_has_depth && !dst_has_stencil) { |
| return; |
| } |
| |
| bool is_scaled = dstbox->width != abs(srcbox->width) || |
| dstbox->height != abs(srcbox->height); |
| |
| if (src_has_stencil || !is_scaled) |
| filter = PIPE_TEX_FILTER_NEAREST; |
| |
| bool use_txf = false; |
| |
| /* Don't support scaled blits. The TXF shader uses F2I for rounding. */ |
| if (ctx->has_txf && |
| !is_scaled && |
| filter == PIPE_TEX_FILTER_NEAREST && |
| src->target != PIPE_TEXTURE_CUBE && |
| src->target != PIPE_TEXTURE_CUBE_ARRAY) { |
| int src_width = u_minify(src_width0, src->u.tex.first_level); |
| int src_height = u_minify(src_height0, src->u.tex.first_level); |
| int src_depth = src->u.tex.last_layer + 1; |
| struct pipe_box box = *srcbox; |
| |
| /* Eliminate negative width/height/depth. */ |
| if (box.width < 0) { |
| box.x += box.width; |
| box.width *= -1; |
| } |
| if (box.height < 0) { |
| box.y += box.height; |
| box.height *= -1; |
| } |
| if (box.depth < 0) { |
| box.z += box.depth; |
| box.depth *= -1; |
| } |
| |
| /* See if srcbox is in bounds. TXF doesn't clamp the coordinates. */ |
| use_txf = |
| box.x >= 0 && box.x < src_width && |
| box.y >= 0 && box.y < src_height && |
| box.z >= 0 && box.z < src_depth && |
| box.x + box.width > 0 && box.x + box.width <= src_width && |
| box.y + box.height > 0 && box.y + box.height <= src_height && |
| box.z + box.depth > 0 && box.z + box.depth <= src_depth; |
| } |
| |
| /* Check whether the states are properly saved. */ |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_check_saved_textures(ctx); |
| blitter_check_saved_fb_state(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* Blend, DSA, fragment shader. */ |
| if (dst_has_depth && dst_has_stencil) { |
| pipe->bind_blend_state(pipe, ctx->blend[0][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, |
| ctx->dsa_write_depth_stencil); |
| if (src_has_color) { |
| assert(use_txf); |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_pack_color_zs(ctx, src_target, |
| src_samples, dst->format, false)); |
| } else { |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_texfetch_depthstencil(ctx, src_target, |
| src_samples, use_txf)); |
| } |
| } else if (dst_has_depth) { |
| pipe->bind_blend_state(pipe, ctx->blend[0][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, |
| ctx->dsa_write_depth_keep_stencil); |
| if (src_has_color && |
| (src->format == PIPE_FORMAT_R32_UINT || |
| src->format == PIPE_FORMAT_R32G32_UINT)) { |
| assert(use_txf); |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_pack_color_zs(ctx, src_target, |
| src_samples, dst->format, false)); |
| } else { |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_texfetch_depth(ctx, src_target, |
| src_samples, use_txf)); |
| } |
| } else if (dst_has_stencil) { |
| pipe->bind_blend_state(pipe, ctx->blend[0][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, |
| ctx->dsa_keep_depth_write_stencil); |
| |
| assert(src_has_stencil); /* unpacking from color is unsupported */ |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_texfetch_stencil(ctx, src_target, |
| src_samples, use_txf)); |
| } else { |
| unsigned colormask = mask & PIPE_MASK_RGBA; |
| |
| pipe->bind_blend_state(pipe, ctx->blend[colormask][alpha_blend]); |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| |
| if (src_has_depth && |
| (dst->format == PIPE_FORMAT_R32_UINT || |
| dst->format == PIPE_FORMAT_R32G32_UINT)) { |
| assert(use_txf); |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_pack_color_zs(ctx, src_target, |
| src_samples, src->format, true)); |
| } else { |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_texfetch_col(ctx, src->format, dst->format, src_target, |
| src_samples, dst_samples, filter, |
| use_txf)); |
| } |
| } |
| |
| /* Set the linear filter only for scaled color non-MSAA blits. */ |
| if (filter == PIPE_TEX_FILTER_LINEAR) { |
| if (src_target == PIPE_TEXTURE_RECT) { |
| sampler_state = ctx->sampler_state_rect_linear; |
| } else { |
| sampler_state = ctx->sampler_state_linear; |
| } |
| } else { |
| if (src_target == PIPE_TEXTURE_RECT) { |
| sampler_state = ctx->sampler_state_rect; |
| } else { |
| sampler_state = ctx->sampler_state; |
| } |
| } |
| |
| /* Set samplers. */ |
| if (src_has_depth && src_has_stencil && |
| (dst_has_color || (dst_has_depth && dst_has_stencil))) { |
| /* Setup two samplers, one for depth and the other one for stencil. */ |
| struct pipe_sampler_view templ; |
| struct pipe_sampler_view *views[2]; |
| void *samplers[2] = {sampler_state, sampler_state}; |
| |
| templ = *src; |
| templ.format = util_format_stencil_only(templ.format); |
| assert(templ.format != PIPE_FORMAT_NONE); |
| |
| views[0] = src; |
| views[1] = pipe->create_sampler_view(pipe, src->texture, &templ); |
| |
| pipe->set_sampler_views(pipe, PIPE_SHADER_FRAGMENT, 0, 2, views); |
| pipe->bind_sampler_states(pipe, PIPE_SHADER_FRAGMENT, 0, 2, samplers); |
| |
| pipe_sampler_view_reference(&views[1], NULL); |
| } else if (src_has_stencil && dst_has_stencil) { |
| /* Set a stencil-only sampler view for it not to sample depth instead. */ |
| struct pipe_sampler_view templ; |
| struct pipe_sampler_view *view; |
| |
| templ = *src; |
| templ.format = util_format_stencil_only(templ.format); |
| assert(templ.format != PIPE_FORMAT_NONE); |
| |
| view = pipe->create_sampler_view(pipe, src->texture, &templ); |
| |
| pipe->set_sampler_views(pipe, PIPE_SHADER_FRAGMENT, 0, 1, &view); |
| pipe->bind_sampler_states(pipe, PIPE_SHADER_FRAGMENT, |
| 0, 1, &sampler_state); |
| |
| pipe_sampler_view_reference(&view, NULL); |
| } else { |
| pipe->set_sampler_views(pipe, PIPE_SHADER_FRAGMENT, 0, 1, &src); |
| pipe->bind_sampler_states(pipe, PIPE_SHADER_FRAGMENT, |
| 0, 1, &sampler_state); |
| } |
| |
| if (scissor) { |
| pipe->set_scissor_states(pipe, 0, 1, scissor); |
| } |
| |
| blitter_set_common_draw_rect_state(ctx, scissor != NULL, dst_samples > 1); |
| |
| do_blits(ctx, dst, dstbox, src, src_width0, src_height0, |
| srcbox, dst_has_depth || dst_has_stencil, use_txf); |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_textures(blitter); |
| util_blitter_restore_fb_state(blitter); |
| if (scissor) { |
| pipe->set_scissor_states(pipe, 0, 1, &ctx->base.saved_scissor); |
| } |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |
| |
| void |
| util_blitter_blit(struct blitter_context *blitter, |
| const struct pipe_blit_info *info) |
| { |
| struct pipe_resource *dst = info->dst.resource; |
| struct pipe_resource *src = info->src.resource; |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_surface *dst_view, dst_templ; |
| struct pipe_sampler_view src_templ, *src_view; |
| |
| /* Initialize the surface. */ |
| util_blitter_default_dst_texture(&dst_templ, dst, info->dst.level, |
| info->dst.box.z); |
| dst_templ.format = info->dst.format; |
| dst_view = pipe->create_surface(pipe, dst, &dst_templ); |
| |
| /* Initialize the sampler view. */ |
| util_blitter_default_src_texture(blitter, &src_templ, src, info->src.level); |
| src_templ.format = info->src.format; |
| src_view = pipe->create_sampler_view(pipe, src, &src_templ); |
| |
| /* Copy. */ |
| util_blitter_blit_generic(blitter, dst_view, &info->dst.box, |
| src_view, &info->src.box, src->width0, src->height0, |
| info->mask, info->filter, |
| info->scissor_enable ? &info->scissor : NULL, |
| info->alpha_blend); |
| |
| pipe_surface_reference(&dst_view, NULL); |
| pipe_sampler_view_reference(&src_view, NULL); |
| } |
| |
| void util_blitter_generate_mipmap(struct blitter_context *blitter, |
| struct pipe_resource *tex, |
| enum pipe_format format, |
| unsigned base_level, unsigned last_level, |
| unsigned first_layer, unsigned last_layer) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_surface dst_templ, *dst_view; |
| struct pipe_sampler_view src_templ, *src_view; |
| bool is_depth; |
| void *sampler_state; |
| const struct util_format_description *desc = |
| util_format_description(format); |
| unsigned src_level; |
| unsigned target = tex->target; |
| |
| if (ctx->cube_as_2darray && |
| (target == PIPE_TEXTURE_CUBE || target == PIPE_TEXTURE_CUBE_ARRAY)) |
| target = PIPE_TEXTURE_2D_ARRAY; |
| |
| assert(tex->nr_samples <= 1); |
| /* Disallow stencil formats without depth. */ |
| assert(!util_format_has_stencil(desc) || util_format_has_depth(desc)); |
| |
| is_depth = desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS; |
| |
| /* Check whether the states are properly saved. */ |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_check_saved_textures(ctx); |
| blitter_check_saved_fb_state(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* Set states. */ |
| if (is_depth) { |
| pipe->bind_blend_state(pipe, ctx->blend[0][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, |
| ctx->dsa_write_depth_keep_stencil); |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_texfetch_depth(ctx, target, 1, false)); |
| } else { |
| pipe->bind_blend_state(pipe, ctx->blend[PIPE_MASK_RGBA][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| ctx->bind_fs_state(pipe, |
| blitter_get_fs_texfetch_col(ctx, tex->format, tex->format, target, |
| 1, 1, PIPE_TEX_FILTER_LINEAR, false)); |
| } |
| |
| if (target == PIPE_TEXTURE_RECT) { |
| sampler_state = ctx->sampler_state_rect_linear; |
| } else { |
| sampler_state = ctx->sampler_state_linear; |
| } |
| pipe->bind_sampler_states(pipe, PIPE_SHADER_FRAGMENT, |
| 0, 1, &sampler_state); |
| |
| blitter_set_common_draw_rect_state(ctx, false, false); |
| |
| for (src_level = base_level; src_level < last_level; src_level++) { |
| struct pipe_box dstbox = {0}, srcbox = {0}; |
| unsigned dst_level = src_level + 1; |
| |
| dstbox.width = u_minify(tex->width0, dst_level); |
| dstbox.height = u_minify(tex->height0, dst_level); |
| |
| srcbox.width = u_minify(tex->width0, src_level); |
| srcbox.height = u_minify(tex->height0, src_level); |
| |
| if (target == PIPE_TEXTURE_3D) { |
| dstbox.depth = util_num_layers(tex, dst_level); |
| srcbox.depth = util_num_layers(tex, src_level); |
| } else { |
| dstbox.z = srcbox.z = first_layer; |
| dstbox.depth = srcbox.depth = last_layer - first_layer + 1; |
| } |
| |
| /* Initialize the surface. */ |
| util_blitter_default_dst_texture(&dst_templ, tex, dst_level, |
| first_layer); |
| dst_templ.format = format; |
| dst_view = pipe->create_surface(pipe, tex, &dst_templ); |
| |
| /* Initialize the sampler view. */ |
| util_blitter_default_src_texture(blitter, &src_templ, tex, src_level); |
| src_templ.format = format; |
| src_view = pipe->create_sampler_view(pipe, tex, &src_templ); |
| |
| pipe->set_sampler_views(pipe, PIPE_SHADER_FRAGMENT, 0, 1, &src_view); |
| |
| do_blits(ctx, dst_view, &dstbox, src_view, tex->width0, tex->height0, |
| &srcbox, is_depth, false); |
| |
| pipe_surface_reference(&dst_view, NULL); |
| pipe_sampler_view_reference(&src_view, NULL); |
| } |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_textures(blitter); |
| util_blitter_restore_fb_state(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |
| |
| /* Clear a region of a color surface to a constant value. */ |
| void util_blitter_clear_render_target(struct blitter_context *blitter, |
| struct pipe_surface *dstsurf, |
| const union pipe_color_union *color, |
| unsigned dstx, unsigned dsty, |
| unsigned width, unsigned height) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_framebuffer_state fb_state; |
| bool msaa; |
| unsigned num_layers; |
| |
| assert(dstsurf->texture); |
| if (!dstsurf->texture) |
| return; |
| |
| /* check the saved state */ |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_check_saved_fb_state(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* bind states */ |
| pipe->bind_blend_state(pipe, ctx->blend[PIPE_MASK_RGBA][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| bind_fs_write_one_cbuf(ctx); |
| |
| /* set a framebuffer state */ |
| fb_state.width = dstsurf->width; |
| fb_state.height = dstsurf->height; |
| fb_state.nr_cbufs = 1; |
| fb_state.cbufs[0] = dstsurf; |
| fb_state.zsbuf = 0; |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| pipe->set_sample_mask(pipe, ~0); |
| msaa = util_framebuffer_get_num_samples(&fb_state) > 1; |
| |
| blitter_set_dst_dimensions(ctx, dstsurf->width, dstsurf->height); |
| |
| union blitter_attrib attrib; |
| memcpy(attrib.color, color->ui, sizeof(color->ui)); |
| |
| num_layers = dstsurf->u.tex.last_layer - dstsurf->u.tex.first_layer + 1; |
| if (num_layers > 1 && ctx->has_layered) { |
| blitter_set_common_draw_rect_state(ctx, false, msaa); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_vs_layered, |
| dstx, dsty, dstx+width, dsty+height, 0, |
| num_layers, UTIL_BLITTER_ATTRIB_COLOR, &attrib); |
| } else { |
| blitter_set_common_draw_rect_state(ctx, false, msaa); |
| blitter->draw_rectangle(blitter, ctx->velem_state, |
| get_vs_passthrough_pos_generic, |
| dstx, dsty, dstx+width, dsty+height, 0, |
| 1, UTIL_BLITTER_ATTRIB_COLOR, &attrib); |
| } |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_fb_state(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |
| |
| /* Clear a region of a depth stencil surface. */ |
| void util_blitter_clear_depth_stencil(struct blitter_context *blitter, |
| struct pipe_surface *dstsurf, |
| unsigned clear_flags, |
| double depth, |
| unsigned stencil, |
| unsigned dstx, unsigned dsty, |
| unsigned width, unsigned height) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_framebuffer_state fb_state; |
| struct pipe_stencil_ref sr = { { 0 } }; |
| unsigned num_layers; |
| |
| assert(dstsurf->texture); |
| if (!dstsurf->texture) |
| return; |
| |
| /* check the saved state */ |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_check_saved_fb_state(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* bind states */ |
| pipe->bind_blend_state(pipe, ctx->blend[0][0]); |
| if ((clear_flags & PIPE_CLEAR_DEPTHSTENCIL) == PIPE_CLEAR_DEPTHSTENCIL) { |
| sr.ref_value[0] = stencil & 0xff; |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_stencil); |
| pipe->set_stencil_ref(pipe, &sr); |
| } |
| else if (clear_flags & PIPE_CLEAR_DEPTH) { |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_write_depth_keep_stencil); |
| } |
| else if (clear_flags & PIPE_CLEAR_STENCIL) { |
| sr.ref_value[0] = stencil & 0xff; |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_write_stencil); |
| pipe->set_stencil_ref(pipe, &sr); |
| } |
| else |
| /* hmm that should be illegal probably, or make it a no-op somewhere */ |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| |
| bind_fs_empty(ctx); |
| |
| /* set a framebuffer state */ |
| fb_state.width = dstsurf->width; |
| fb_state.height = dstsurf->height; |
| fb_state.nr_cbufs = 0; |
| fb_state.cbufs[0] = 0; |
| fb_state.zsbuf = dstsurf; |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| pipe->set_sample_mask(pipe, ~0); |
| |
| blitter_set_dst_dimensions(ctx, dstsurf->width, dstsurf->height); |
| |
| num_layers = dstsurf->u.tex.last_layer - dstsurf->u.tex.first_layer + 1; |
| if (num_layers > 1 && ctx->has_layered) { |
| blitter_set_common_draw_rect_state(ctx, false, false); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_vs_layered, |
| dstx, dsty, dstx+width, dsty+height, depth, |
| num_layers, UTIL_BLITTER_ATTRIB_NONE, NULL); |
| } else { |
| blitter_set_common_draw_rect_state(ctx, false, false); |
| blitter->draw_rectangle(blitter, ctx->velem_state, |
| get_vs_passthrough_pos, |
| dstx, dsty, dstx+width, dsty+height, depth, 1, |
| UTIL_BLITTER_ATTRIB_NONE, NULL); |
| } |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_fb_state(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |
| |
| /* draw a rectangle across a region using a custom dsa stage - for r600g */ |
| void util_blitter_custom_depth_stencil(struct blitter_context *blitter, |
| struct pipe_surface *zsurf, |
| struct pipe_surface *cbsurf, |
| unsigned sample_mask, |
| void *dsa_stage, float depth) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_framebuffer_state fb_state; |
| |
| assert(zsurf->texture); |
| if (!zsurf->texture) |
| return; |
| |
| /* check the saved state */ |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_check_saved_fb_state(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* bind states */ |
| pipe->bind_blend_state(pipe, cbsurf ? ctx->blend[PIPE_MASK_RGBA][0] : |
| ctx->blend[0][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, dsa_stage); |
| if (cbsurf) |
| bind_fs_write_one_cbuf(ctx); |
| else |
| bind_fs_empty(ctx); |
| |
| /* set a framebuffer state */ |
| fb_state.width = zsurf->width; |
| fb_state.height = zsurf->height; |
| fb_state.nr_cbufs = 1; |
| if (cbsurf) { |
| fb_state.cbufs[0] = cbsurf; |
| fb_state.nr_cbufs = 1; |
| } else { |
| fb_state.cbufs[0] = NULL; |
| fb_state.nr_cbufs = 0; |
| } |
| fb_state.zsbuf = zsurf; |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| pipe->set_sample_mask(pipe, sample_mask); |
| |
| blitter_set_common_draw_rect_state(ctx, false, |
| util_framebuffer_get_num_samples(&fb_state) > 1); |
| blitter_set_dst_dimensions(ctx, zsurf->width, zsurf->height); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_vs_passthrough_pos, |
| 0, 0, zsurf->width, zsurf->height, depth, |
| 1, UTIL_BLITTER_ATTRIB_NONE, NULL); |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_fb_state(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |
| |
| void util_blitter_copy_buffer(struct blitter_context *blitter, |
| struct pipe_resource *dst, |
| unsigned dstx, |
| struct pipe_resource *src, |
| unsigned srcx, |
| unsigned size) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_vertex_buffer vb; |
| struct pipe_stream_output_target *so_target; |
| unsigned offsets[PIPE_MAX_SO_BUFFERS] = {0}; |
| |
| if (srcx >= src->width0 || |
| dstx >= dst->width0) { |
| return; |
| } |
| if (srcx + size > src->width0) { |
| size = src->width0 - srcx; |
| } |
| if (dstx + size > dst->width0) { |
| size = dst->width0 - dstx; |
| } |
| |
| /* Drivers not capable of Stream Out should not call this function |
| * in the first place. */ |
| assert(ctx->has_stream_out); |
| |
| /* Some alignment is required. */ |
| if (srcx % 4 != 0 || dstx % 4 != 0 || size % 4 != 0 || |
| !ctx->has_stream_out) { |
| struct pipe_box box; |
| u_box_1d(srcx, size, &box); |
| util_resource_copy_region(pipe, dst, 0, dstx, 0, 0, src, 0, &box); |
| return; |
| } |
| |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| vb.is_user_buffer = false; |
| vb.buffer.resource = src; |
| vb.buffer_offset = srcx; |
| vb.stride = 4; |
| |
| pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, &vb); |
| pipe->bind_vertex_elements_state(pipe, ctx->velem_state_readbuf[0]); |
| bind_vs_pos_only(ctx, 1); |
| if (ctx->has_geometry_shader) |
| pipe->bind_gs_state(pipe, NULL); |
| if (ctx->has_tessellation) { |
| pipe->bind_tcs_state(pipe, NULL); |
| pipe->bind_tes_state(pipe, NULL); |
| } |
| pipe->bind_rasterizer_state(pipe, ctx->rs_discard_state); |
| |
| so_target = pipe->create_stream_output_target(pipe, dst, dstx, size); |
| pipe->set_stream_output_targets(pipe, 1, &so_target, offsets); |
| |
| util_draw_arrays(pipe, PIPE_PRIM_POINTS, 0, size / 4); |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| pipe_so_target_reference(&so_target, NULL); |
| } |
| |
| void util_blitter_clear_buffer(struct blitter_context *blitter, |
| struct pipe_resource *dst, |
| unsigned offset, unsigned size, |
| unsigned num_channels, |
| const union pipe_color_union *clear_value) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_vertex_buffer vb = {0}; |
| struct pipe_stream_output_target *so_target = NULL; |
| unsigned offsets[PIPE_MAX_SO_BUFFERS] = {0}; |
| |
| assert(num_channels >= 1); |
| assert(num_channels <= 4); |
| |
| /* IMPORTANT: DON'T DO ANY BOUNDS CHECKING HERE! |
| * |
| * R600 uses this to initialize texture resources, so width0 might not be |
| * what you think it is. |
| */ |
| |
| /* Streamout is required. */ |
| if (!ctx->has_stream_out) { |
| assert(!"Streamout unsupported in util_blitter_clear_buffer()"); |
| return; |
| } |
| |
| /* Some alignment is required. */ |
| if (offset % 4 != 0 || size % 4 != 0) { |
| assert(!"Bad alignment in util_blitter_clear_buffer()"); |
| return; |
| } |
| |
| u_upload_data(pipe->stream_uploader, 0, num_channels*4, 4, clear_value, |
| &vb.buffer_offset, &vb.buffer.resource); |
| if (!vb.buffer.resource) |
| goto out; |
| |
| vb.stride = 0; |
| |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, &vb); |
| pipe->bind_vertex_elements_state(pipe, |
| ctx->velem_state_readbuf[num_channels-1]); |
| bind_vs_pos_only(ctx, num_channels); |
| if (ctx->has_geometry_shader) |
| pipe->bind_gs_state(pipe, NULL); |
| if (ctx->has_tessellation) { |
| pipe->bind_tcs_state(pipe, NULL); |
| pipe->bind_tes_state(pipe, NULL); |
| } |
| pipe->bind_rasterizer_state(pipe, ctx->rs_discard_state); |
| |
| so_target = pipe->create_stream_output_target(pipe, dst, offset, size); |
| pipe->set_stream_output_targets(pipe, 1, &so_target, offsets); |
| |
| util_draw_arrays(pipe, PIPE_PRIM_POINTS, 0, size / 4); |
| |
| out: |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| pipe_so_target_reference(&so_target, NULL); |
| pipe_resource_reference(&vb.buffer.resource, NULL); |
| } |
| |
| /* probably radeon specific */ |
| void util_blitter_custom_resolve_color(struct blitter_context *blitter, |
| struct pipe_resource *dst, |
| unsigned dst_level, |
| unsigned dst_layer, |
| struct pipe_resource *src, |
| unsigned src_layer, |
| unsigned sample_mask, |
| void *custom_blend, |
| enum pipe_format format) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_framebuffer_state fb_state; |
| struct pipe_surface *srcsurf, *dstsurf, surf_tmpl; |
| |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* bind states */ |
| pipe->bind_blend_state(pipe, custom_blend); |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| bind_fs_write_one_cbuf(ctx); |
| pipe->set_sample_mask(pipe, sample_mask); |
| |
| memset(&surf_tmpl, 0, sizeof(surf_tmpl)); |
| surf_tmpl.format = format; |
| surf_tmpl.u.tex.level = dst_level; |
| surf_tmpl.u.tex.first_layer = dst_layer; |
| surf_tmpl.u.tex.last_layer = dst_layer; |
| |
| dstsurf = pipe->create_surface(pipe, dst, &surf_tmpl); |
| |
| surf_tmpl.u.tex.level = 0; |
| surf_tmpl.u.tex.first_layer = src_layer; |
| surf_tmpl.u.tex.last_layer = src_layer; |
| |
| srcsurf = pipe->create_surface(pipe, src, &surf_tmpl); |
| |
| /* set a framebuffer state */ |
| fb_state.width = src->width0; |
| fb_state.height = src->height0; |
| fb_state.nr_cbufs = 2; |
| fb_state.cbufs[0] = srcsurf; |
| fb_state.cbufs[1] = dstsurf; |
| fb_state.zsbuf = NULL; |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| |
| blitter_set_common_draw_rect_state(ctx, false, |
| util_framebuffer_get_num_samples(&fb_state) > 1); |
| blitter_set_dst_dimensions(ctx, src->width0, src->height0); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_vs_passthrough_pos, |
| 0, 0, src->width0, src->height0, |
| 0, 1, UTIL_BLITTER_ATTRIB_NONE, NULL); |
| util_blitter_restore_fb_state(blitter); |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| |
| pipe_surface_reference(&srcsurf, NULL); |
| pipe_surface_reference(&dstsurf, NULL); |
| } |
| |
| void util_blitter_custom_color(struct blitter_context *blitter, |
| struct pipe_surface *dstsurf, |
| void *custom_blend) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_framebuffer_state fb_state; |
| |
| assert(dstsurf->texture); |
| if (!dstsurf->texture) |
| return; |
| |
| /* check the saved state */ |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_check_saved_fb_state(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* bind states */ |
| pipe->bind_blend_state(pipe, custom_blend ? custom_blend |
| : ctx->blend[PIPE_MASK_RGBA][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| bind_fs_write_one_cbuf(ctx); |
| pipe->set_sample_mask(pipe, (1ull << MAX2(1, dstsurf->texture->nr_samples)) - 1); |
| |
| /* set a framebuffer state */ |
| fb_state.width = dstsurf->width; |
| fb_state.height = dstsurf->height; |
| fb_state.nr_cbufs = 1; |
| fb_state.cbufs[0] = dstsurf; |
| fb_state.zsbuf = 0; |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| pipe->set_sample_mask(pipe, ~0); |
| |
| blitter_set_common_draw_rect_state(ctx, false, |
| util_framebuffer_get_num_samples(&fb_state) > 1); |
| blitter_set_dst_dimensions(ctx, dstsurf->width, dstsurf->height); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_vs_passthrough_pos, |
| 0, 0, dstsurf->width, dstsurf->height, |
| 0, 1, UTIL_BLITTER_ATTRIB_NONE, NULL); |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_fb_state(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |
| |
| static void *get_custom_vs(struct blitter_context *blitter) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| |
| return ctx->custom_vs; |
| } |
| |
| /** |
| * Performs a custom blit to the destination surface, using the VS and FS |
| * provided. |
| * |
| * Used by vc4 for the 8-bit linear-to-tiled blit. |
| */ |
| void util_blitter_custom_shader(struct blitter_context *blitter, |
| struct pipe_surface *dstsurf, |
| void *custom_vs, void *custom_fs) |
| { |
| struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter; |
| struct pipe_context *pipe = ctx->base.pipe; |
| struct pipe_framebuffer_state fb_state; |
| |
| ctx->custom_vs = custom_vs; |
| |
| assert(dstsurf->texture); |
| if (!dstsurf->texture) |
| return; |
| |
| /* check the saved state */ |
| util_blitter_set_running_flag(blitter); |
| blitter_check_saved_vertex_states(ctx); |
| blitter_check_saved_fragment_states(ctx); |
| blitter_check_saved_fb_state(ctx); |
| blitter_disable_render_cond(ctx); |
| |
| /* bind states */ |
| pipe->bind_blend_state(pipe, ctx->blend[PIPE_MASK_RGBA][0]); |
| pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); |
| pipe->bind_fs_state(pipe, custom_fs); |
| pipe->set_sample_mask(pipe, (1ull << MAX2(1, dstsurf->texture->nr_samples)) - 1); |
| |
| /* set a framebuffer state */ |
| fb_state.width = dstsurf->width; |
| fb_state.height = dstsurf->height; |
| fb_state.nr_cbufs = 1; |
| fb_state.cbufs[0] = dstsurf; |
| fb_state.zsbuf = 0; |
| pipe->set_framebuffer_state(pipe, &fb_state); |
| pipe->set_sample_mask(pipe, ~0); |
| |
| blitter_set_common_draw_rect_state(ctx, false, |
| util_framebuffer_get_num_samples(&fb_state) > 1); |
| blitter_set_dst_dimensions(ctx, dstsurf->width, dstsurf->height); |
| blitter->draw_rectangle(blitter, ctx->velem_state, get_custom_vs, |
| 0, 0, dstsurf->width, dstsurf->height, |
| 0, 1, UTIL_BLITTER_ATTRIB_NONE, NULL); |
| |
| util_blitter_restore_vertex_states(blitter); |
| util_blitter_restore_fragment_states(blitter); |
| util_blitter_restore_fb_state(blitter); |
| util_blitter_restore_render_cond(blitter); |
| util_blitter_unset_running_flag(blitter); |
| } |