| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "gpu/config/gpu_driver_bug_workarounds.h" |
| |
| #include <algorithm> |
| |
| #include "base/logging.h" |
| |
| namespace { |
| // Construct GpuDriverBugWorkarounds from a set of enabled workaround IDs. |
| void IntSetToWorkarounds(const std::vector<int32_t>& enabled_workarounds, |
| gpu::GpuDriverBugWorkarounds* workarounds) { |
| DCHECK(workarounds); |
| for (auto ID : enabled_workarounds) { |
| switch (ID) { |
| #define GPU_OP(type, name) \ |
| case gpu::type: \ |
| workarounds->name = true; \ |
| break; |
| GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP) |
| #undef GPU_OP |
| default: |
| NOTIMPLEMENTED(); |
| } |
| } |
| if (workarounds->max_texture_size_limit_4096) |
| workarounds->max_texture_size = 4096; |
| |
| if (workarounds->max_fragment_uniform_vectors_32) |
| workarounds->max_fragment_uniform_vectors = 32; |
| if (workarounds->max_varying_vectors_16) |
| workarounds->max_varying_vectors = 16; |
| if (workarounds->max_vertex_uniform_vectors_256) |
| workarounds->max_vertex_uniform_vectors = 256; |
| |
| if (workarounds->max_copy_texture_chromium_size_1048576) |
| workarounds->max_copy_texture_chromium_size = 1048576; |
| if (workarounds->max_copy_texture_chromium_size_262144) |
| workarounds->max_copy_texture_chromium_size = 262144; |
| } |
| |
| GLint LowerMax(GLint max0, GLint max1) { |
| if (max0 > 0 && max1 > 0) |
| return std::min(max0, max1); |
| if (max0 > 0) |
| return max0; |
| return max1; |
| } |
| |
| } // anonymous namespace |
| |
| namespace gpu { |
| |
| GpuDriverBugWorkarounds::GpuDriverBugWorkarounds() {} |
| |
| GpuDriverBugWorkarounds::GpuDriverBugWorkarounds( |
| const std::vector<int>& enabled_driver_bug_workarounds) { |
| IntSetToWorkarounds(enabled_driver_bug_workarounds, this); |
| } |
| |
| GpuDriverBugWorkarounds::GpuDriverBugWorkarounds( |
| const GpuDriverBugWorkarounds& other) = default; |
| |
| GpuDriverBugWorkarounds::~GpuDriverBugWorkarounds() {} |
| |
| void GpuDriverBugWorkarounds::Append(const GpuDriverBugWorkarounds& extra) { |
| #define GPU_OP(type, name) name |= extra.name; |
| GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP) |
| #undef GPU_OP |
| |
| max_texture_size = LowerMax(max_texture_size, extra.max_texture_size); |
| max_fragment_uniform_vectors = LowerMax(max_fragment_uniform_vectors, |
| extra.max_fragment_uniform_vectors); |
| max_varying_vectors = |
| LowerMax(max_varying_vectors, extra.max_varying_vectors); |
| max_vertex_uniform_vectors = |
| LowerMax(max_vertex_uniform_vectors, extra.max_vertex_uniform_vectors); |
| max_copy_texture_chromium_size = LowerMax( |
| max_copy_texture_chromium_size, extra.max_copy_texture_chromium_size); |
| } |
| |
| } // namespace gpu |