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Merge pull request #2348 from FernandoS27/guest-bindless

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Implement Bindless Textures on Shader Decompiler and GL backend
This commit is contained in:
bunnei 2019-04-17 20:59:49 -04:00 • committed by GitHub
commit 5bd5140bde
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 217 additions and 44 deletions
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10
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -974,7 +974,15 @@ void RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, const Shader& s
for (u32 bindpoint = 0; bindpoint < entries.size(); ++bindpoint) {
const auto& entry = entries[bindpoint];
const auto texture = maxwell3d.GetStageTexture(stage, entry.GetOffset());
Tegra::Texture::FullTextureInfo texture;
if (entry.IsBindless()) {
const auto cbuf = entry.GetBindlessCBuf();
Tegra::Texture::TextureHandle tex_handle;
tex_handle.raw = maxwell3d.AccessConstBuffer32(stage, cbuf.first, cbuf.second);
texture = maxwell3d.GetTextureInfo(tex_handle, entry.GetOffset());
} else {
texture = maxwell3d.GetStageTexture(stage, entry.GetOffset());
}
const u32 current_bindpoint = base_bindings.sampler + bindpoint;
texture_samplers[current_bindpoint].SyncWithConfig(texture.tsc);

3
src/video_core/renderer_opengl/gl_shader_decompiler.h
View file

@ -69,6 +69,7 @@ private:
struct ShaderEntries {
std::vector<ConstBufferEntry> const_buffers;
std::vector<SamplerEntry> samplers;
std::vector<SamplerEntry> bindless_samplers;
std::vector<GlobalMemoryEntry> global_memory_entries;
std::array<bool, Maxwell::NumClipDistances> clip_distances{};
std::size_t shader_length{};
@ -79,4 +80,4 @@ std::string GetCommonDeclarations();
ProgramResult Decompile(const VideoCommon::Shader::ShaderIR& ir, Maxwell::ShaderStage stage,
const std::string& suffix);
} // namespace OpenGL::GLShader
} // namespace OpenGL::GLShader

14
src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
View file

@ -319,16 +319,19 @@ std::optional<ShaderDiskCacheDecompiled> ShaderDiskCacheOpenGL::LoadDecompiledEn
u32 type{};
u8 is_array{};
u8 is_shadow{};
u8 is_bindless{};
if (file.ReadBytes(&offset, sizeof(u64)) != sizeof(u64) ||
file.ReadBytes(&index, sizeof(u64)) != sizeof(u64) ||
file.ReadBytes(&type, sizeof(u32)) != sizeof(u32) ||
file.ReadBytes(&is_array, sizeof(u8)) != sizeof(u8) ||
file.ReadBytes(&is_shadow, sizeof(u8)) != sizeof(u8)) {
file.ReadBytes(&is_shadow, sizeof(u8)) != sizeof(u8) ||
file.ReadBytes(&is_bindless, sizeof(u8)) != sizeof(u8)) {
return {};
}
entry.entries.samplers.emplace_back(
static_cast<std::size_t>(offset), static_cast<std::size_t>(index),
static_cast<Tegra::Shader::TextureType>(type), is_array != 0, is_shadow != 0);
entry.entries.samplers.emplace_back(static_cast<std::size_t>(offset),
static_cast<std::size_t>(index),
static_cast<Tegra::Shader::TextureType>(type),
is_array != 0, is_shadow != 0, is_bindless != 0);
}
u32 global_memory_count{};
@ -393,7 +396,8 @@ bool ShaderDiskCacheOpenGL::SaveDecompiledFile(FileUtil::IOFile& file, u64 uniqu
file.WriteObject(static_cast<u64>(sampler.GetIndex())) != 1 ||
file.WriteObject(static_cast<u32>(sampler.GetType())) != 1 ||
file.WriteObject(static_cast<u8>(sampler.IsArray() ? 1 : 0)) != 1 ||
file.WriteObject(static_cast<u8>(sampler.IsShadow() ? 1 : 0)) != 1) {
file.WriteObject(static_cast<u8>(sampler.IsShadow() ? 1 : 0)) != 1 ||
file.WriteObject(static_cast<u8>(sampler.IsBindless() ? 1 : 0)) != 1) {
return false;
}
}