| /* |
| * Copyright © 2012 Intel Corporation |
| * |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #include <stdint.h> |
| |
| #include "brw_context.h" |
| #include "intel_mipmap_tree.h" |
| |
| struct brw_context; |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| void |
| brw_blorp_blit_miptrees(struct intel_context *intel, |
| struct intel_mipmap_tree *src_mt, |
| unsigned src_level, unsigned src_layer, |
| struct intel_mipmap_tree *dst_mt, |
| unsigned dst_level, unsigned dst_layer, |
| int src_x0, int src_y0, |
| int dst_x0, int dst_y0, |
| int dst_x1, int dst_y1, |
| bool mirror_x, bool mirror_y); |
| |
| #ifdef __cplusplus |
| } /* end extern "C" */ |
| |
| /** |
| * Binding table indices used by BLORP. |
| */ |
| enum { |
| BRW_BLORP_TEXTURE_BINDING_TABLE_INDEX, |
| BRW_BLORP_RENDERBUFFER_BINDING_TABLE_INDEX, |
| BRW_BLORP_NUM_BINDING_TABLE_ENTRIES |
| }; |
| |
| |
| class brw_blorp_mip_info |
| { |
| public: |
| brw_blorp_mip_info(); |
| |
| void set(struct intel_mipmap_tree *mt, |
| unsigned int level, unsigned int layer); |
| |
| struct intel_mipmap_tree *mt; |
| |
| /** |
| * Width of the miplevel to be used. For surfaces using |
| * INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not pixels. |
| */ |
| uint32_t width; |
| |
| /** |
| * Height of the miplevel to be used. For surfaces using |
| * INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not pixels. |
| */ |
| uint32_t height; |
| |
| /** |
| * X offset within the surface to texture from (or render to). For |
| * surfaces using INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not |
| * pixels. |
| */ |
| uint32_t x_offset; |
| |
| /** |
| * Y offset within the surface to texture from (or render to). For |
| * surfaces using INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not |
| * pixels. |
| */ |
| uint32_t y_offset; |
| }; |
| |
| class brw_blorp_surface_info : public brw_blorp_mip_info |
| { |
| public: |
| brw_blorp_surface_info(); |
| |
| void set(struct brw_context *brw, |
| struct intel_mipmap_tree *mt, |
| unsigned int level, unsigned int layer); |
| |
| uint32_t compute_tile_offsets(uint32_t *tile_x, uint32_t *tile_y) const; |
| |
| /* Setting this flag indicates that the buffer's contents are W-tiled |
| * stencil data, but the surface state should be set up for Y tiled |
| * MESA_FORMAT_R8 data (this is necessary because surface states don't |
| * support W tiling). |
| * |
| * Since W tiles are 64 pixels wide by 64 pixels high, whereas Y tiles of |
| * MESA_FORMAT_R8 data are 128 pixels wide by 32 pixels high, the width and |
| * pitch stored in the surface state will be multiplied by 2, and the |
| * height will be halved. Also, since W and Y tiles store their data in a |
| * different order, the width and height will be rounded up to a multiple |
| * of the tile size, to ensure that the WM program can access the full |
| * width and height of the buffer. |
| */ |
| bool map_stencil_as_y_tiled; |
| |
| unsigned num_samples; |
| |
| /* Setting this flag indicates that the surface should be set up in |
| * ARYSPC_LOD0 mode. Ignored prior to Gen7. |
| */ |
| bool array_spacing_lod0; |
| |
| /** |
| * Format that should be used when setting up the surface state for this |
| * surface. Should correspond to one of the BRW_SURFACEFORMAT_* enums. |
| */ |
| uint32_t brw_surfaceformat; |
| |
| /** |
| * For MSAA surfaces, MSAA layout that should be used when setting up the |
| * surface state for this surface. |
| */ |
| intel_msaa_layout msaa_layout; |
| }; |
| |
| |
| struct brw_blorp_coord_transform_params |
| { |
| void setup(GLuint src0, GLuint dst0, GLuint dst1, |
| bool mirror); |
| |
| int16_t multiplier; |
| int16_t offset; |
| }; |
| |
| |
| struct brw_blorp_wm_push_constants |
| { |
| uint16_t dst_x0; |
| uint16_t dst_x1; |
| uint16_t dst_y0; |
| uint16_t dst_y1; |
| brw_blorp_coord_transform_params x_transform; |
| brw_blorp_coord_transform_params y_transform; |
| |
| /* Pad out to an integral number of registers */ |
| uint16_t pad[8]; |
| }; |
| |
| /* Every 32 bytes of push constant data constitutes one GEN register. */ |
| const unsigned int BRW_BLORP_NUM_PUSH_CONST_REGS = |
| sizeof(brw_blorp_wm_push_constants) / 32; |
| |
| struct brw_blorp_prog_data |
| { |
| unsigned int first_curbe_grf; |
| |
| /** |
| * True if the WM program should be run in MSDISPMODE_PERSAMPLE with more |
| * than one sample per pixel. |
| */ |
| bool persample_msaa_dispatch; |
| }; |
| |
| class brw_blorp_params |
| { |
| public: |
| brw_blorp_params(); |
| |
| virtual uint32_t get_wm_prog(struct brw_context *brw, |
| brw_blorp_prog_data **prog_data) const = 0; |
| |
| uint32_t x0; |
| uint32_t y0; |
| uint32_t x1; |
| uint32_t y1; |
| brw_blorp_mip_info depth; |
| uint32_t depth_format; |
| brw_blorp_surface_info src; |
| brw_blorp_surface_info dst; |
| enum gen6_hiz_op hiz_op; |
| unsigned num_samples; |
| bool use_wm_prog; |
| brw_blorp_wm_push_constants wm_push_consts; |
| }; |
| |
| |
| void |
| brw_blorp_exec(struct intel_context *intel, const brw_blorp_params *params); |
| |
| |
| /** |
| * Parameters for a HiZ or depth resolve operation. |
| * |
| * For an overview of HiZ ops, see the following sections of the Sandy Bridge |
| * PRM, Volume 1, Part 2: |
| * - 7.5.3.1 Depth Buffer Clear |
| * - 7.5.3.2 Depth Buffer Resolve |
| * - 7.5.3.3 Hierarchical Depth Buffer Resolve |
| */ |
| class brw_hiz_op_params : public brw_blorp_params |
| { |
| public: |
| brw_hiz_op_params(struct intel_mipmap_tree *mt, |
| unsigned int level, unsigned int layer, |
| gen6_hiz_op op); |
| |
| virtual uint32_t get_wm_prog(struct brw_context *brw, |
| brw_blorp_prog_data **prog_data) const; |
| }; |
| |
| struct brw_blorp_blit_prog_key |
| { |
| /* Number of samples per pixel that have been configured in the surface |
| * state for texturing from. |
| */ |
| unsigned tex_samples; |
| |
| /* MSAA layout that has been configured in the surface state for texturing |
| * from. |
| */ |
| intel_msaa_layout tex_layout; |
| |
| /* Actual number of samples per pixel in the source image. */ |
| unsigned src_samples; |
| |
| /* Actual MSAA layout used by the source image. */ |
| intel_msaa_layout src_layout; |
| |
| /* Number of samples per pixel that have been configured in the render |
| * target. |
| */ |
| unsigned rt_samples; |
| |
| /* MSAA layout that has been configured in the render target. */ |
| intel_msaa_layout rt_layout; |
| |
| /* Actual number of samples per pixel in the destination image. */ |
| unsigned dst_samples; |
| |
| /* Actual MSAA layout used by the destination image. */ |
| intel_msaa_layout dst_layout; |
| |
| /* Type of the data to be read from the texture (one of |
| * BRW_REGISTER_TYPE_{UD,D,F}). |
| */ |
| unsigned texture_data_type; |
| |
| /* True if the source image is W tiled. If true, the surface state for the |
| * source image must be configured as Y tiled, and tex_samples must be 0. |
| */ |
| bool src_tiled_w; |
| |
| /* True if the destination image is W tiled. If true, the surface state |
| * for the render target must be configured as Y tiled, and rt_samples must |
| * be 0. |
| */ |
| bool dst_tiled_w; |
| |
| /* True if all source samples should be blended together to produce each |
| * destination pixel. If true, src_tiled_w must be false, tex_samples must |
| * equal src_samples, and tex_samples must be nonzero. |
| */ |
| bool blend; |
| |
| /* True if the rectangle being sent through the rendering pipeline might be |
| * larger than the destination rectangle, so the WM program should kill any |
| * pixels that are outside the destination rectangle. |
| */ |
| bool use_kill; |
| |
| /** |
| * True if the WM program should be run in MSDISPMODE_PERSAMPLE with more |
| * than one sample per pixel. |
| */ |
| bool persample_msaa_dispatch; |
| }; |
| |
| class brw_blorp_blit_params : public brw_blorp_params |
| { |
| public: |
| brw_blorp_blit_params(struct brw_context *brw, |
| struct intel_mipmap_tree *src_mt, |
| unsigned src_level, unsigned src_layer, |
| struct intel_mipmap_tree *dst_mt, |
| unsigned dst_level, unsigned dst_layer, |
| GLuint src_x0, GLuint src_y0, |
| GLuint dst_x0, GLuint dst_y0, |
| GLuint width, GLuint height, |
| bool mirror_x, bool mirror_y); |
| |
| virtual uint32_t get_wm_prog(struct brw_context *brw, |
| brw_blorp_prog_data **prog_data) const; |
| |
| private: |
| brw_blorp_blit_prog_key wm_prog_key; |
| }; |
| |
| /** |
| * \name BLORP internals |
| * \{ |
| * |
| * Used internally by gen6_blorp_exec() and gen7_blorp_exec(). |
| */ |
| |
| void |
| gen6_blorp_init(struct brw_context *brw); |
| |
| void |
| gen6_blorp_compute_tile_masks(const brw_blorp_params *params, |
| uint32_t *tile_mask_x, uint32_t *tile_mask_y); |
| |
| void |
| gen6_blorp_emit_batch_head(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| void |
| gen6_blorp_emit_state_base_address(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| void |
| gen6_blorp_emit_vertices(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| uint32_t |
| gen6_blorp_emit_blend_state(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| uint32_t |
| gen6_blorp_emit_cc_state(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| uint32_t |
| gen6_blorp_emit_wm_constants(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| void |
| gen6_blorp_emit_vs_disable(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| uint32_t |
| gen6_blorp_emit_binding_table(struct brw_context *brw, |
| const brw_blorp_params *params, |
| uint32_t wm_surf_offset_renderbuffer, |
| uint32_t wm_surf_offset_texture); |
| |
| uint32_t |
| gen6_blorp_emit_depth_stencil_state(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| void |
| gen6_blorp_emit_gs_disable(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| void |
| gen6_blorp_emit_clip_disable(struct brw_context *brw, |
| const brw_blorp_params *params); |
| |
| void |
| gen6_blorp_emit_drawing_rectangle(struct brw_context *brw, |
| const brw_blorp_params *params); |
| /** \} */ |
| |
| #endif /* __cplusplus */ |