| 0,0 → 1,237 |
|---|
| /* |
| * Copyright © 2009 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. |
| * |
| * Authors: |
| * Eric Anholt <eric@anholt.net> |
| * |
| */ |
| |
| #include "brw_context.h" |
| #include "brw_state.h" |
| #include "brw_defines.h" |
| #include "brw_util.h" |
| #include "brw_wm.h" |
| #include "program/prog_parameter.h" |
| #include "program/prog_statevars.h" |
| #include "intel_batchbuffer.h" |
| |
| static void |
| gen6_upload_wm_push_constants(struct brw_context *brw) |
| { |
| struct gl_context *ctx = &brw->ctx; |
| /* BRW_NEW_FRAGMENT_PROGRAM */ |
| const struct brw_fragment_program *fp = |
| brw_fragment_program_const(brw->fragment_program); |
| |
| /* Updates the ParameterValues[i] pointers for all parameters of the |
| * basic type of PROGRAM_STATE_VAR. |
| */ |
| /* XXX: Should this happen somewhere before to get our state flag set? */ |
| _mesa_load_state_parameters(ctx, fp->program.Base.Parameters); |
| |
| /* CACHE_NEW_WM_PROG */ |
| if (brw->wm.prog_data->nr_params != 0) { |
| float *constants; |
| unsigned int i; |
| |
| constants = brw_state_batch(brw, AUB_TRACE_WM_CONSTANTS, |
| brw->wm.prog_data->nr_params * |
| sizeof(float), |
| 32, &brw->wm.push_const_offset); |
| |
| for (i = 0; i < brw->wm.prog_data->nr_params; i++) { |
| constants[i] = *brw->wm.prog_data->param[i]; |
| } |
| |
| if (0) { |
| printf("WM constants:\n"); |
| for (i = 0; i < brw->wm.prog_data->nr_params; i++) { |
| if ((i & 7) == 0) |
| printf("g%d: ", brw->wm.prog_data->first_curbe_grf + i / 8); |
| printf("%8f ", constants[i]); |
| if ((i & 7) == 7) |
| printf("\n"); |
| } |
| if ((i & 7) != 0) |
| printf("\n"); |
| printf("\n"); |
| } |
| } |
| } |
| |
| const struct brw_tracked_state gen6_wm_push_constants = { |
| .dirty = { |
| .mesa = _NEW_PROGRAM_CONSTANTS, |
| .brw = (BRW_NEW_BATCH | |
| BRW_NEW_FRAGMENT_PROGRAM), |
| .cache = CACHE_NEW_WM_PROG, |
| }, |
| .emit = gen6_upload_wm_push_constants, |
| }; |
| |
| static void |
| upload_wm_state(struct brw_context *brw) |
| { |
| struct gl_context *ctx = &brw->ctx; |
| const struct brw_fragment_program *fp = |
| brw_fragment_program_const(brw->fragment_program); |
| uint32_t dw2, dw4, dw5, dw6; |
| |
| /* _NEW_BUFFERS */ |
| bool multisampled_fbo = ctx->DrawBuffer->Visual.samples > 1; |
| |
| /* CACHE_NEW_WM_PROG */ |
| if (brw->wm.prog_data->nr_params == 0) { |
| /* Disable the push constant buffers. */ |
| BEGIN_BATCH(5); |
| OUT_BATCH(_3DSTATE_CONSTANT_PS << 16 | (5 - 2)); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| ADVANCE_BATCH(); |
| } else { |
| BEGIN_BATCH(5); |
| OUT_BATCH(_3DSTATE_CONSTANT_PS << 16 | |
| GEN6_CONSTANT_BUFFER_0_ENABLE | |
| (5 - 2)); |
| /* Pointer to the WM constant buffer. Covered by the set of |
| * state flags from gen6_upload_wm_push_constants. |
| */ |
| OUT_BATCH(brw->wm.push_const_offset + |
| ALIGN(brw->wm.prog_data->nr_params, |
| brw->wm.prog_data->dispatch_width) / 8 - 1); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| OUT_BATCH(0); |
| ADVANCE_BATCH(); |
| } |
| |
| dw2 = dw4 = dw5 = dw6 = 0; |
| dw4 |= GEN6_WM_STATISTICS_ENABLE; |
| dw5 |= GEN6_WM_LINE_AA_WIDTH_1_0; |
| dw5 |= GEN6_WM_LINE_END_CAP_AA_WIDTH_0_5; |
| |
| /* Use ALT floating point mode for ARB fragment programs, because they |
| * require 0^0 == 1. Even though _CurrentFragmentProgram is used for |
| * rendering, CurrentFragmentProgram is used for this check to |
| * differentiate between the GLSL and non-GLSL cases. |
| */ |
| if (ctx->Shader.CurrentFragmentProgram == NULL) |
| dw2 |= GEN6_WM_FLOATING_POINT_MODE_ALT; |
| |
| /* CACHE_NEW_SAMPLER */ |
| dw2 |= (ALIGN(brw->sampler.count, 4) / 4) << GEN6_WM_SAMPLER_COUNT_SHIFT; |
| dw4 |= (brw->wm.prog_data->first_curbe_grf << |
| GEN6_WM_DISPATCH_START_GRF_SHIFT_0); |
| dw4 |= (brw->wm.prog_data->first_curbe_grf_16 << |
| GEN6_WM_DISPATCH_START_GRF_SHIFT_2); |
| |
| dw5 |= (brw->max_wm_threads - 1) << GEN6_WM_MAX_THREADS_SHIFT; |
| |
| /* CACHE_NEW_WM_PROG */ |
| dw5 |= GEN6_WM_8_DISPATCH_ENABLE; |
| if (brw->wm.prog_data->prog_offset_16) |
| dw5 |= GEN6_WM_16_DISPATCH_ENABLE; |
| |
| /* CACHE_NEW_WM_PROG | _NEW_COLOR */ |
| if (brw->wm.prog_data->dual_src_blend && |
| (ctx->Color.BlendEnabled & 1) && |
| ctx->Color.Blend[0]._UsesDualSrc) { |
| dw5 |= GEN6_WM_DUAL_SOURCE_BLEND_ENABLE; |
| } |
| |
| /* _NEW_LINE */ |
| if (ctx->Line.StippleFlag) |
| dw5 |= GEN6_WM_LINE_STIPPLE_ENABLE; |
| |
| /* _NEW_POLYGON */ |
| if (ctx->Polygon.StippleFlag) |
| dw5 |= GEN6_WM_POLYGON_STIPPLE_ENABLE; |
| |
| /* BRW_NEW_FRAGMENT_PROGRAM */ |
| if (fp->program.Base.InputsRead & VARYING_BIT_POS) |
| dw5 |= GEN6_WM_USES_SOURCE_DEPTH | GEN6_WM_USES_SOURCE_W; |
| if (fp->program.Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_DEPTH)) |
| dw5 |= GEN6_WM_COMPUTED_DEPTH; |
| /* CACHE_NEW_WM_PROG */ |
| dw6 |= brw->wm.prog_data->barycentric_interp_modes << |
| GEN6_WM_BARYCENTRIC_INTERPOLATION_MODE_SHIFT; |
| |
| /* _NEW_COLOR, _NEW_MULTISAMPLE */ |
| if (fp->program.UsesKill || ctx->Color.AlphaEnabled || |
| ctx->Multisample.SampleAlphaToCoverage) |
| dw5 |= GEN6_WM_KILL_ENABLE; |
| |
| if (brw_color_buffer_write_enabled(brw) || |
| dw5 & (GEN6_WM_KILL_ENABLE | GEN6_WM_COMPUTED_DEPTH)) { |
| dw5 |= GEN6_WM_DISPATCH_ENABLE; |
| } |
| |
| dw6 |= _mesa_bitcount_64(brw->fragment_program->Base.InputsRead) << |
| GEN6_WM_NUM_SF_OUTPUTS_SHIFT; |
| if (multisampled_fbo) { |
| /* _NEW_MULTISAMPLE */ |
| if (ctx->Multisample.Enabled) |
| dw6 |= GEN6_WM_MSRAST_ON_PATTERN; |
| else |
| dw6 |= GEN6_WM_MSRAST_OFF_PIXEL; |
| dw6 |= GEN6_WM_MSDISPMODE_PERPIXEL; |
| } else { |
| dw6 |= GEN6_WM_MSRAST_OFF_PIXEL; |
| dw6 |= GEN6_WM_MSDISPMODE_PERSAMPLE; |
| } |
| |
| BEGIN_BATCH(9); |
| OUT_BATCH(_3DSTATE_WM << 16 | (9 - 2)); |
| OUT_BATCH(brw->wm.prog_offset); |
| OUT_BATCH(dw2); |
| if (brw->wm.prog_data->total_scratch) { |
| OUT_RELOC(brw->wm.scratch_bo, I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, |
| ffs(brw->wm.prog_data->total_scratch) - 11); |
| } else { |
| OUT_BATCH(0); |
| } |
| OUT_BATCH(dw4); |
| OUT_BATCH(dw5); |
| OUT_BATCH(dw6); |
| OUT_BATCH(0); /* kernel 1 pointer */ |
| /* kernel 2 pointer */ |
| OUT_BATCH(brw->wm.prog_offset + brw->wm.prog_data->prog_offset_16); |
| ADVANCE_BATCH(); |
| } |
| |
| const struct brw_tracked_state gen6_wm_state = { |
| .dirty = { |
| .mesa = (_NEW_LINE | |
| _NEW_COLOR | |
| _NEW_BUFFERS | |
| _NEW_PROGRAM_CONSTANTS | |
| _NEW_POLYGON | |
| _NEW_MULTISAMPLE), |
| .brw = (BRW_NEW_FRAGMENT_PROGRAM | |
| BRW_NEW_BATCH), |
| .cache = (CACHE_NEW_SAMPLER | |
| CACHE_NEW_WM_PROG) |
| }, |
| .emit = upload_wm_state, |
| }; |