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authorFernando Sahmkow <fsahmkow27@gmail.com>2019-09-25 15:53:18 +0200
committerFernandoS27 <fsahmkow27@gmail.com>2019-10-25 15:01:30 +0200
commit33fcec3502f5dd5a99b7a8337128b7c99bfba908 (patch)
tree4f41d09678600fc3e12708f8a4f8ae2f05c37ad1 /src/video_core/shader/decode
parentShader_IR: Implement Fast BRX and allow multi-branches in the CFG. (diff)
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Diffstat (limited to 'src/video_core/shader/decode')
-rw-r--r--src/video_core/shader/decode/texture.cpp72
1 files changed, 54 insertions, 18 deletions
diff --git a/src/video_core/shader/decode/texture.cpp b/src/video_core/shader/decode/texture.cpp
index 0b934a069..c369e23ad 100644
--- a/src/video_core/shader/decode/texture.cpp
+++ b/src/video_core/shader/decode/texture.cpp
@@ -141,7 +141,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) {
const Node component = Immediate(static_cast<u32>(instr.tld4s.component));
const auto& sampler =
- GetSampler(instr.sampler, TextureType::Texture2D, false, depth_compare);
+ GetSampler(instr.sampler, {{TextureType::Texture2D, false, depth_compare}});
Node4 values;
for (u32 element = 0; element < values.size(); ++element) {
@@ -165,10 +165,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) {
// Sadly, not all texture instructions specify the type of texture their sampler
// uses. This must be fixed at a later instance.
const auto& sampler =
- is_bindless
- ? GetBindlessSampler(instr.gpr8, Tegra::Shader::TextureType::Texture2D, false,
- false)
- : GetSampler(instr.sampler, Tegra::Shader::TextureType::Texture2D, false, false);
+ is_bindless ? GetBindlessSampler(instr.gpr8, {}) : GetSampler(instr.sampler, {});
u32 indexer = 0;
switch (instr.txq.query_type) {
@@ -207,9 +204,9 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) {
auto texture_type = instr.tmml.texture_type.Value();
const bool is_array = instr.tmml.array != 0;
- const auto& sampler = is_bindless
- ? GetBindlessSampler(instr.gpr20, texture_type, is_array, false)
- : GetSampler(instr.sampler, texture_type, is_array, false);
+ const auto& sampler =
+ is_bindless ? GetBindlessSampler(instr.gpr20, {{texture_type, is_array, false}})
+ : GetSampler(instr.sampler, {{texture_type, is_array, false}});
std::vector<Node> coords;
@@ -285,10 +282,30 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) {
return pc;
}
-const Sampler& ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, TextureType type,
- bool is_array, bool is_shadow) {
+const Sampler& ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler,
+ std::optional<SamplerInfo> sampler_info) {
const auto offset = static_cast<std::size_t>(sampler.index.Value());
+ Tegra::Shader::TextureType type;
+ bool is_array;
+ bool is_shadow;
+ if (sampler_info) {
+ type = sampler_info->type;
+ is_array = sampler_info->is_array;
+ is_shadow = sampler_info->is_shadow;
+ } else {
+ auto sampler = locker.ObtainBoundSampler(offset);
+ if (sampler) {
+ type = sampler->texture_type.Value();
+ is_array = sampler->is_array.Value() != 0;
+ is_shadow = sampler->is_shadow.Value() != 0;
+ } else {
+ type = Tegra::Shader::TextureType::Texture2D;
+ is_array = false;
+ is_shadow = false;
+ }
+ }
+
// If this sampler has already been used, return the existing mapping.
const auto itr =
std::find_if(used_samplers.begin(), used_samplers.end(),
@@ -305,13 +322,32 @@ const Sampler& ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, Textu
return *used_samplers.emplace(entry).first;
}
-const Sampler& ShaderIR::GetBindlessSampler(const Tegra::Shader::Register& reg, TextureType type,
- bool is_array, bool is_shadow) {
+const Sampler& ShaderIR::GetBindlessSampler(const Tegra::Shader::Register& reg,
+ std::optional<SamplerInfo> sampler_info) {
const Node sampler_register = GetRegister(reg);
const auto [base_sampler, cbuf_index, cbuf_offset] =
TrackCbuf(sampler_register, global_code, static_cast<s64>(global_code.size()));
ASSERT(base_sampler != nullptr);
const auto cbuf_key = (static_cast<u64>(cbuf_index) << 32) | static_cast<u64>(cbuf_offset);
+ Tegra::Shader::TextureType type;
+ bool is_array;
+ bool is_shadow;
+ if (sampler_info) {
+ type = sampler_info->type;
+ is_array = sampler_info->is_array;
+ is_shadow = sampler_info->is_shadow;
+ } else {
+ auto sampler = locker.ObtainBindlessSampler(cbuf_index, cbuf_offset);
+ if (sampler) {
+ type = sampler->texture_type.Value();
+ is_array = sampler->is_array.Value() != 0;
+ is_shadow = sampler->is_shadow.Value() != 0;
+ } else {
+ type = Tegra::Shader::TextureType::Texture2D;
+ is_array = false;
+ is_shadow = false;
+ }
+ }
// If this sampler has already been used, return the existing mapping.
const auto itr =
@@ -411,9 +447,9 @@ Node4 ShaderIR::GetTextureCode(Instruction instr, TextureType texture_type,
(texture_type == TextureType::TextureCube && is_array && is_shadow),
"This method is not supported.");
- const auto& sampler = is_bindless
- ? GetBindlessSampler(*bindless_reg, texture_type, is_array, is_shadow)
- : GetSampler(instr.sampler, texture_type, is_array, is_shadow);
+ const auto& sampler =
+ is_bindless ? GetBindlessSampler(*bindless_reg, {{texture_type, is_array, is_shadow}})
+ : GetSampler(instr.sampler, {{texture_type, is_array, is_shadow}});
const bool lod_needed = process_mode == TextureProcessMode::LZ ||
process_mode == TextureProcessMode::LL ||
@@ -577,7 +613,7 @@ Node4 ShaderIR::GetTld4Code(Instruction instr, TextureType texture_type, bool de
dc = GetRegister(parameter_register++);
}
- const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, depth_compare);
+ const auto& sampler = GetSampler(instr.sampler, {{texture_type, is_array, depth_compare}});
Node4 values;
for (u32 element = 0; element < values.size(); ++element) {
@@ -610,7 +646,7 @@ Node4 ShaderIR::GetTldCode(Tegra::Shader::Instruction instr) {
// const Node aoffi_register{is_aoffi ? GetRegister(gpr20_cursor++) : nullptr};
// const Node multisample{is_multisample ? GetRegister(gpr20_cursor++) : nullptr};
- const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, false);
+ const auto& sampler = GetSampler(instr.sampler, {{texture_type, is_array, false}});
Node4 values;
for (u32 element = 0; element < values.size(); ++element) {
@@ -646,7 +682,7 @@ Node4 ShaderIR::GetTldsCode(Instruction instr, TextureType texture_type, bool is
// When lod is used always is in gpr20
const Node lod = lod_enabled ? GetRegister(instr.gpr20) : Immediate(0);
- const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, false);
+ const auto& sampler = GetSampler(instr.sampler, {{texture_type, is_array, false}});
Node4 values;
for (u32 element = 0; element < values.size(); ++element) {