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authorSubv <subv2112@gmail.com>2018-03-26 22:46:49 +0200
committerSubv <subv2112@gmail.com>2018-03-26 22:46:49 +0200
commit4697025b73ff07e79cea9173cf5937267ec40328 (patch)
tree61071de7e8bdb04c4d895b63531b9e78641aa21d /src
parentGPU: Added the TSC structure. It contains information about the sampler. (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/video_core/engines/maxwell_3d.cpp80
-rw-r--r--src/video_core/engines/maxwell_3d.h8
2 files changed, 67 insertions, 21 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index 986165c6d..088d4357e 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -294,8 +294,45 @@ void Maxwell3D::ProcessCBData(u32 value) {
regs.const_buffer.cb_pos = regs.const_buffer.cb_pos + 4;
}
-std::vector<Texture::TICEntry> Maxwell3D::GetStageTextures(Regs::ShaderStage stage) {
- std::vector<Texture::TICEntry> textures;
+Texture::TICEntry Maxwell3D::GetTICEntry(u32 tic_index) const {
+ GPUVAddr tic_base_address = regs.tic.TICAddress();
+
+ GPUVAddr tic_address_gpu = tic_base_address + tic_index * sizeof(Texture::TICEntry);
+ VAddr tic_address_cpu = memory_manager.PhysicalToVirtualAddress(tic_address_gpu);
+
+ Texture::TICEntry tic_entry;
+ Memory::ReadBlock(tic_address_cpu, &tic_entry, sizeof(Texture::TICEntry));
+
+ ASSERT_MSG(tic_entry.header_version == Texture::TICHeaderVersion::BlockLinear,
+ "TIC versions other than BlockLinear are unimplemented");
+
+ ASSERT_MSG(tic_entry.texture_type == Texture::TextureType::Texture2D,
+ "Texture types other than Texture2D are unimplemented");
+
+ auto r_type = tic_entry.r_type.Value();
+ auto g_type = tic_entry.g_type.Value();
+ auto b_type = tic_entry.b_type.Value();
+ auto a_type = tic_entry.a_type.Value();
+
+ // TODO(Subv): Different data types for separate components are not supported
+ ASSERT(r_type == g_type && r_type == b_type && r_type == a_type);
+
+ return tic_entry;
+}
+
+Texture::TSCEntry Maxwell3D::GetTSCEntry(u32 tsc_index) const {
+ GPUVAddr tsc_base_address = regs.tsc.TSCAddress();
+
+ GPUVAddr tsc_address_gpu = tsc_base_address + tsc_index * sizeof(Texture::TSCEntry);
+ VAddr tsc_address_cpu = memory_manager.PhysicalToVirtualAddress(tsc_address_gpu);
+
+ Texture::TSCEntry tsc_entry;
+ Memory::ReadBlock(tsc_address_cpu, &tsc_entry, sizeof(Texture::TSCEntry));
+ return tsc_entry;
+}
+
+std::vector<Texture::FullTextureInfo> Maxwell3D::GetStageTextures(Regs::ShaderStage stage) const {
+ std::vector<Texture::FullTextureInfo> textures;
auto& fragment_shader = state.shader_stages[static_cast<size_t>(stage)];
auto& tex_info_buffer = fragment_shader.const_buffers[regs.tex_cb_index];
@@ -309,31 +346,34 @@ std::vector<Texture::TICEntry> Maxwell3D::GetStageTextures(Regs::ShaderStage sta
static constexpr size_t TextureInfoOffset = 0x20;
for (GPUVAddr current_texture = tex_info_buffer.address + TextureInfoOffset;
- current_texture < tex_info_buffer_end; current_texture += 4) {
+ current_texture < tex_info_buffer_end; current_texture += sizeof(Texture::TextureHandle)) {
- Texture::TextureHandle tex_info{
+ Texture::TextureHandle tex_handle{
Memory::Read32(memory_manager.PhysicalToVirtualAddress(current_texture))};
- if (tex_info.tic_id != 0 || tex_info.tsc_id != 0) {
- GPUVAddr tic_address_gpu =
- tic_base_address + tex_info.tic_id * sizeof(Texture::TICEntry);
- VAddr tic_address_cpu = memory_manager.PhysicalToVirtualAddress(tic_address_gpu);
+ Texture::FullTextureInfo tex_info{};
+ // TODO(Subv): Use the shader to determine which textures are actually accessed.
+ tex_info.index = (current_texture - tex_info_buffer.address - TextureInfoOffset) /
+ sizeof(Texture::TextureHandle);
- Texture::TICEntry tic_entry;
- Memory::ReadBlock(tic_address_cpu, &tic_entry, sizeof(Texture::TICEntry));
+ // Load the TIC data.
+ if (tex_handle.tic_id != 0) {
+ tex_info.enabled = true;
- auto r_type = tic_entry.r_type.Value();
- auto g_type = tic_entry.g_type.Value();
- auto b_type = tic_entry.b_type.Value();
- auto a_type = tic_entry.a_type.Value();
-
- // TODO(Subv): Different data types for separate components are not supported
- ASSERT(r_type == g_type && r_type == b_type && r_type == a_type);
-
- auto format = tic_entry.format.Value();
+ auto tic_entry = GetTICEntry(tex_handle.tic_id);
+ // TODO(Subv): Workaround for BitField's move constructor being deleted.
+ std::memcpy(&tex_info.tic, &tic_entry, sizeof(tic_entry));
+ }
- textures.push_back(tic_entry);
+ // Load the TSC data
+ if (tex_handle.tsc_id != 0) {
+ auto tsc_entry = GetTSCEntry(tex_handle.tsc_id);
+ // TODO(Subv): Workaround for BitField's move constructor being deleted.
+ std::memcpy(&tex_info.tsc, &tsc_entry, sizeof(tsc_entry));
}
+
+ if (tex_info.enabled)
+ textures.push_back(tex_info);
}
return textures;
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index 441cc0c19..8e2d888e7 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -432,7 +432,7 @@ public:
void SubmitMacroCode(u32 entry, std::vector<u32> code);
/// Returns a list of enabled textures for the specified shader stage.
- std::vector<Texture::TICEntry> GetStageTextures(Regs::ShaderStage stage);
+ std::vector<Texture::FullTextureInfo> GetStageTextures(Regs::ShaderStage stage) const;
private:
MemoryManager& memory_manager;
@@ -444,6 +444,12 @@ private:
/// Parameters that have been submitted to the macro call so far.
std::vector<u32> macro_params;
+ /// Retrieves information about a specific TIC entry from the TIC buffer.
+ Texture::TICEntry GetTICEntry(u32 tic_index) const;
+
+ /// Retrieves information about a specific TSC entry from the TSC buffer.
+ Texture::TSCEntry GetTSCEntry(u32 tsc_index) const;
+
/**
* Call a macro on this engine.
* @param method Method to call