| /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ |
| |
| /* |
| * Copyright (C) 2013 Rob Clark <robclark@freedesktop.org> |
| * |
| * 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, sublicense, |
| * 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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. |
| * |
| * Authors: |
| * Rob Clark <robclark@freedesktop.org> |
| */ |
| |
| |
| #include "fd2_context.h" |
| #include "fd2_blend.h" |
| #include "fd2_draw.h" |
| #include "fd2_emit.h" |
| #include "fd2_gmem.h" |
| #include "fd2_program.h" |
| #include "fd2_rasterizer.h" |
| #include "fd2_texture.h" |
| #include "fd2_zsa.h" |
| |
| static void |
| fd2_context_destroy(struct pipe_context *pctx) |
| { |
| fd_context_destroy(pctx); |
| } |
| |
| static struct pipe_resource * |
| create_solid_vertexbuf(struct pipe_context *pctx) |
| { |
| static const float init_shader_const[] = { |
| /* for clear/gmem2mem: */ |
| -1.000000, +1.000000, +1.000000, +1.100000, |
| +1.000000, +1.000000, -1.000000, -1.100000, |
| +1.000000, +1.100000, -1.100000, +1.000000, |
| /* for mem2gmem: (vertices) */ |
| -1.000000, +1.000000, +1.000000, +1.000000, |
| +1.000000, +1.000000, -1.000000, -1.000000, |
| +1.000000, +1.000000, -1.000000, +1.000000, |
| /* for mem2gmem: (tex coords) */ |
| +0.000000, +0.000000, +1.000000, +0.000000, |
| +0.000000, +1.000000, +1.000000, +1.000000, |
| }; |
| struct pipe_resource *prsc = pipe_buffer_create(pctx->screen, |
| PIPE_BIND_CUSTOM, PIPE_USAGE_IMMUTABLE, sizeof(init_shader_const)); |
| pipe_buffer_write(pctx, prsc, 0, |
| sizeof(init_shader_const), init_shader_const); |
| return prsc; |
| } |
| |
| static const uint8_t a22x_primtypes[PIPE_PRIM_MAX] = { |
| [PIPE_PRIM_POINTS] = DI_PT_POINTLIST_PSIZE, |
| [PIPE_PRIM_LINES] = DI_PT_LINELIST, |
| [PIPE_PRIM_LINE_STRIP] = DI_PT_LINESTRIP, |
| [PIPE_PRIM_LINE_LOOP] = DI_PT_LINELOOP, |
| [PIPE_PRIM_TRIANGLES] = DI_PT_TRILIST, |
| [PIPE_PRIM_TRIANGLE_STRIP] = DI_PT_TRISTRIP, |
| [PIPE_PRIM_TRIANGLE_FAN] = DI_PT_TRIFAN, |
| }; |
| |
| static const uint8_t a20x_primtypes[PIPE_PRIM_MAX] = { |
| [PIPE_PRIM_POINTS] = DI_PT_POINTLIST_PSIZE, |
| [PIPE_PRIM_LINES] = DI_PT_LINELIST, |
| [PIPE_PRIM_LINE_STRIP] = DI_PT_LINESTRIP, |
| [PIPE_PRIM_TRIANGLES] = DI_PT_TRILIST, |
| [PIPE_PRIM_TRIANGLE_STRIP] = DI_PT_TRISTRIP, |
| [PIPE_PRIM_TRIANGLE_FAN] = DI_PT_TRIFAN, |
| }; |
| |
| struct pipe_context * |
| fd2_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags) |
| { |
| struct fd_screen *screen = fd_screen(pscreen); |
| struct fd2_context *fd2_ctx = CALLOC_STRUCT(fd2_context); |
| struct pipe_context *pctx; |
| |
| if (!fd2_ctx) |
| return NULL; |
| |
| pctx = &fd2_ctx->base.base; |
| |
| fd2_ctx->base.dev = fd_device_ref(screen->dev); |
| fd2_ctx->base.screen = fd_screen(pscreen); |
| |
| pctx->destroy = fd2_context_destroy; |
| pctx->create_blend_state = fd2_blend_state_create; |
| pctx->create_rasterizer_state = fd2_rasterizer_state_create; |
| pctx->create_depth_stencil_alpha_state = fd2_zsa_state_create; |
| |
| fd2_draw_init(pctx); |
| fd2_gmem_init(pctx); |
| fd2_texture_init(pctx); |
| fd2_prog_init(pctx); |
| fd2_emit_init(pctx); |
| |
| pctx = fd_context_init(&fd2_ctx->base, pscreen, |
| (screen->gpu_id >= 220) ? a22x_primtypes : a20x_primtypes, |
| priv, flags); |
| if (!pctx) |
| return NULL; |
| |
| /* construct vertex state used for solid ops (clear, and gmem<->mem) */ |
| fd2_ctx->solid_vertexbuf = create_solid_vertexbuf(pctx); |
| |
| return pctx; |
| } |