2 * Copyright © 2012 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
29 #include "intel_mipmap_tree.h"
38 brw_blorp_blit_miptrees(struct brw_context
*brw
,
39 struct intel_mipmap_tree
*src_mt
,
40 unsigned src_level
, unsigned src_layer
,
41 mesa_format src_format
, int src_swizzle
,
42 struct intel_mipmap_tree
*dst_mt
,
43 unsigned dst_level
, unsigned dst_layer
,
44 mesa_format dst_format
,
45 float src_x0
, float src_y0
,
46 float src_x1
, float src_y1
,
47 float dst_x0
, float dst_y0
,
48 float dst_x1
, float dst_y1
,
49 GLenum filter
, bool mirror_x
, bool mirror_y
,
50 bool decode_srgb
, bool encode_srgb
);
53 brw_blorp_clear_color(struct brw_context
*brw
, struct gl_framebuffer
*fb
,
54 GLbitfield mask
, bool partial_clear
, bool encode_srgb
);
57 brw_blorp_resolve_color(struct brw_context
*brw
,
58 struct intel_mipmap_tree
*mt
);
61 * Binding table indices used by BLORP.
64 BRW_BLORP_RENDERBUFFER_BINDING_TABLE_INDEX
,
65 BRW_BLORP_TEXTURE_BINDING_TABLE_INDEX
,
66 BRW_BLORP_NUM_BINDING_TABLE_ENTRIES
69 struct brw_blorp_surface_info
71 struct intel_mipmap_tree
*mt
;
74 * The miplevel to use.
79 * The 2D layer within the miplevel. Combined, level and layer define the
80 * 2D miptree slice to use.
82 * Note: if mt is a 2D multisample array texture on Gen7+ using
83 * INTEL_MSAA_LAYOUT_UMS or INTEL_MSAA_LAYOUT_CMS, layer is the physical
84 * layer holding sample 0. So, for example, if mt->num_samples == 4, then
85 * logical layer n corresponds to layer == 4*n.
90 * Width of the miplevel to be used. For surfaces using
91 * INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not pixels.
96 * Height of the miplevel to be used. For surfaces using
97 * INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not pixels.
102 * X offset within the surface to texture from (or render to). For
103 * surfaces using INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not
109 * Y offset within the surface to texture from (or render to). For
110 * surfaces using INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not
115 /* Setting this flag indicates that the buffer's contents are W-tiled
116 * stencil data, but the surface state should be set up for Y tiled
117 * MESA_FORMAT_R_UNORM8 data (this is necessary because surface states don't
120 * Since W tiles are 64 pixels wide by 64 pixels high, whereas Y tiles of
121 * MESA_FORMAT_R_UNORM8 data are 128 pixels wide by 32 pixels high, the width and
122 * pitch stored in the surface state will be multiplied by 2, and the
123 * height will be halved. Also, since W and Y tiles store their data in a
124 * different order, the width and height will be rounded up to a multiple
125 * of the tile size, to ensure that the WM program can access the full
126 * width and height of the buffer.
128 bool map_stencil_as_y_tiled
;
130 unsigned num_samples
;
133 * Indicates if we use the standard miptree layout (ALL_LOD_IN_EACH_SLICE),
134 * or if we tightly pack array slices at each LOD (ALL_SLICES_AT_EACH_LOD).
136 * If ALL_SLICES_AT_EACH_LOD is set, then ARYSPC_LOD0 can be used. Ignored
139 enum miptree_array_layout array_layout
;
142 * Format that should be used when setting up the surface state for this
143 * surface. Should correspond to one of the BRW_SURFACEFORMAT_* enums.
145 uint32_t brw_surfaceformat
;
148 * For MSAA surfaces, MSAA layout that should be used when setting up the
149 * surface state for this surface.
151 enum intel_msaa_layout msaa_layout
;
154 * In order to support cases where RGBA format is backing client requested
155 * RGB, one needs to have means to force alpha channel to one when user
156 * requested RGB surface is used as blit source. This is possible by
157 * setting source swizzle for the texture surface.
163 brw_blorp_surface_info_init(struct brw_context
*brw
,
164 struct brw_blorp_surface_info
*info
,
165 struct intel_mipmap_tree
*mt
,
166 unsigned int level
, unsigned int layer
,
167 mesa_format format
, bool is_render_target
);
170 brw_blorp_compute_tile_offsets(const struct brw_blorp_surface_info
*info
,
171 uint32_t *tile_x
, uint32_t *tile_y
);
175 struct brw_blorp_coord_transform
181 struct brw_blorp_wm_push_constants
187 /* Top right coordinates of the rectangular grid used for scaled blitting */
190 struct brw_blorp_coord_transform x_transform
;
191 struct brw_blorp_coord_transform y_transform
;
193 /* Minimum layer setting works for all the textures types but texture_3d
194 * for which the setting has no effect. Use the z-coordinate instead.
198 /* Pad out to an integral number of registers */
202 /* Every 32 bytes of push constant data constitutes one GEN register. */
203 static const unsigned int BRW_BLORP_NUM_PUSH_CONST_REGS
=
204 sizeof(struct brw_blorp_wm_push_constants
) / 32;
206 struct brw_blorp_prog_data
208 unsigned int first_curbe_grf
;
211 * True if the WM program should be run in MSDISPMODE_PERSAMPLE with more
212 * than one sample per pixel.
214 bool persample_msaa_dispatch
;
217 struct brw_blorp_params
223 struct brw_blorp_surface_info depth
;
224 uint32_t depth_format
;
225 struct brw_blorp_surface_info src
;
226 struct brw_blorp_surface_info dst
;
227 enum gen6_hiz_op hiz_op
;
229 unsigned fast_clear_op
;
230 unsigned resolve_type
;
232 bool color_write_disable
[4];
233 struct brw_blorp_wm_push_constants wm_push_consts
;
234 unsigned num_varyings
;
235 unsigned num_draw_buffers
;
237 uint32_t wm_prog_kernel
;
238 struct brw_blorp_prog_data
*wm_prog_data
;
242 brw_blorp_params_init(struct brw_blorp_params
*params
);
245 brw_blorp_exec(struct brw_context
*brw
, const struct brw_blorp_params
*params
);
248 gen6_blorp_hiz_exec(struct brw_context
*brw
, struct intel_mipmap_tree
*mt
,
249 unsigned level
, unsigned layer
, enum gen6_hiz_op op
);
252 gen6_blorp_exec(struct brw_context
*brw
,
253 const struct brw_blorp_params
*params
);
256 gen7_blorp_exec(struct brw_context
*brw
,
257 const struct brw_blorp_params
*params
);
260 gen8_blorp_exec(struct brw_context
*brw
, const struct brw_blorp_params
*params
);
262 struct brw_blorp_blit_prog_key
264 /* Number of samples per pixel that have been configured in the surface
265 * state for texturing from.
267 unsigned tex_samples
;
269 /* MSAA layout that has been configured in the surface state for texturing
272 enum intel_msaa_layout tex_layout
;
274 /* Actual number of samples per pixel in the source image. */
275 unsigned src_samples
;
277 /* Actual MSAA layout used by the source image. */
278 enum intel_msaa_layout src_layout
;
280 /* Number of samples per pixel that have been configured in the render
285 /* MSAA layout that has been configured in the render target. */
286 enum intel_msaa_layout rt_layout
;
288 /* Actual number of samples per pixel in the destination image. */
289 unsigned dst_samples
;
291 /* Actual MSAA layout used by the destination image. */
292 enum intel_msaa_layout dst_layout
;
294 /* Type of the data to be read from the texture (one of
295 * BRW_REGISTER_TYPE_{UD,D,F}).
297 enum brw_reg_type texture_data_type
;
299 /* True if the source image is W tiled. If true, the surface state for the
300 * source image must be configured as Y tiled, and tex_samples must be 0.
304 /* True if the destination image is W tiled. If true, the surface state
305 * for the render target must be configured as Y tiled, and rt_samples must
310 /* True if all source samples should be blended together to produce each
311 * destination pixel. If true, src_tiled_w must be false, tex_samples must
312 * equal src_samples, and tex_samples must be nonzero.
316 /* True if the rectangle being sent through the rendering pipeline might be
317 * larger than the destination rectangle, so the WM program should kill any
318 * pixels that are outside the destination rectangle.
323 * True if the WM program should be run in MSDISPMODE_PERSAMPLE with more
324 * than one sample per pixel.
326 bool persample_msaa_dispatch
;
328 /* True for scaled blitting. */
331 /* Scale factors between the pixel grid and the grid of samples. We're
332 * using grid of samples for bilinear filetring in multisample scaled blits.
337 /* True for blits with filter = GL_LINEAR. */
338 bool bilinear_filter
;
342 * \name BLORP internals
345 * Used internally by gen6_blorp_exec() and gen7_blorp_exec().
349 gen6_blorp_init(struct brw_context
*brw
);
352 gen6_blorp_emit_vertices(struct brw_context
*brw
,
353 const struct brw_blorp_params
*params
);
356 gen6_blorp_emit_blend_state(struct brw_context
*brw
,
357 const struct brw_blorp_params
*params
);
360 gen6_blorp_emit_cc_state(struct brw_context
*brw
);
363 gen6_blorp_emit_wm_constants(struct brw_context
*brw
,
364 const struct brw_blorp_params
*params
);
367 gen6_blorp_emit_vs_disable(struct brw_context
*brw
,
368 const struct brw_blorp_params
*params
);
371 gen6_blorp_emit_binding_table(struct brw_context
*brw
,
372 uint32_t wm_surf_offset_renderbuffer
,
373 uint32_t wm_surf_offset_texture
);
376 gen6_blorp_emit_depth_stencil_state(struct brw_context
*brw
,
377 const struct brw_blorp_params
*params
);
380 gen6_blorp_emit_gs_disable(struct brw_context
*brw
,
381 const struct brw_blorp_params
*params
);
384 gen6_blorp_emit_clip_disable(struct brw_context
*brw
);
387 gen6_blorp_emit_drawing_rectangle(struct brw_context
*brw
,
388 const struct brw_blorp_params
*params
);
391 gen6_blorp_emit_sampler_state(struct brw_context
*brw
,
392 unsigned tex_filter
, unsigned max_lod
,
393 bool non_normalized_coords
);
395 gen7_blorp_emit_urb_config(struct brw_context
*brw
);
398 gen7_blorp_emit_blend_state_pointer(struct brw_context
*brw
,
399 uint32_t cc_blend_state_offset
);
402 gen7_blorp_emit_cc_state_pointer(struct brw_context
*brw
,
403 uint32_t cc_state_offset
);
406 gen7_blorp_emit_cc_viewport(struct brw_context
*brw
);
409 gen7_blorp_emit_te_disable(struct brw_context
*brw
);
412 gen7_blorp_emit_binding_table_pointers_ps(struct brw_context
*brw
,
413 uint32_t wm_bind_bo_offset
);
416 gen7_blorp_emit_sampler_state_pointers_ps(struct brw_context
*brw
,
417 uint32_t sampler_offset
);
420 gen7_blorp_emit_clear_params(struct brw_context
*brw
,
421 const struct brw_blorp_params
*params
);
424 gen7_blorp_emit_constant_ps(struct brw_context
*brw
,
425 uint32_t wm_push_const_offset
);
428 gen7_blorp_emit_constant_ps_disable(struct brw_context
*brw
);
431 gen7_blorp_emit_primitive(struct brw_context
*brw
,
432 const struct brw_blorp_params
*params
);
437 } /* end extern "C" */
438 #endif /* __cplusplus */