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GPU: Implement macro 0xE1A BindTextureInfoBuffer in HLE.

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This macro simply sets the current CB_ADDRESS to the texture buffer address for the input shader stage.
This commit is contained in:
Subv 2018-03-18 19:03:20 -05:00
parent 6317a0b2ca
commit 03156d0c9a
2 changed files with 29 additions and 1 deletions
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18
src/video_core/engines/maxwell_3d.cpp
View file

@ -12,6 +12,7 @@ namespace Engines {
constexpr u32 MacroRegistersStart = 0xE00;
const std::unordered_map<u32, Maxwell3D::MethodInfo> Maxwell3D::method_handlers = {
{0xE1A, {"BindTextureInfoBuffer", 1, &Maxwell3D::BindTextureInfoBuffer}},
{0xE24, {"SetShader", 5, &Maxwell3D::SetShader}},
{0xE2A, {"BindStorageBuffer", 1, &Maxwell3D::BindStorageBuffer}},
};
@ -160,6 +161,23 @@ void Maxwell3D::DrawArrays() {
LOG_WARNING(HW_GPU, "Game requested a DrawArrays, ignoring");
}
void Maxwell3D::BindTextureInfoBuffer(const std::vector<u32>& parameters) {
/**
* Parameters description:
* [0] = Shader stage, usually 4 for FragmentShader
*/
u32 stage = parameters[0];
// Perform the same operations as the real macro code.
GPUVAddr address = static_cast<GPUVAddr>(regs.tex_info_buffers.address[stage]) << 8;
u32 size = regs.tex_info_buffers.size[stage];
regs.const_buffer.cb_size = size;
regs.const_buffer.cb_address_high = address >> 32;
regs.const_buffer.cb_address_low = address & 0xFFFFFFFF;
}
void Maxwell3D::SetShader(const std::vector<u32>& parameters) {
/**
* Parameters description:

12
src/video_core/engines/maxwell_3d.h
View file

@ -178,7 +178,14 @@ public:
}
} ssbo_info;
INSERT_PADDING_WORDS(0x11D);
INSERT_PADDING_WORDS(0x11);
struct {
u32 address[MaxShaderStage];
u32 size[MaxShaderStage];
} tex_info_buffers;
INSERT_PADDING_WORDS(0x102);
};
std::array<u32, NUM_REGS> reg_array;
};
@ -240,6 +247,7 @@ private:
void DrawArrays();
/// Method call handlers
void BindTextureInfoBuffer(const std::vector<u32>& parameters);
void SetShader(const std::vector<u32>& parameters);
void BindStorageBuffer(const std::vector<u32>& parameters);
@ -266,6 +274,8 @@ ASSERT_REG_POSITION(const_buffer, 0x8E0);
ASSERT_REG_POSITION(cb_bind[0], 0x904);
ASSERT_REG_POSITION(tex_cb_index, 0x982);
ASSERT_REG_POSITION(ssbo_info, 0xD18);
ASSERT_REG_POSITION(tex_info_buffers.address[0], 0xD2A);
ASSERT_REG_POSITION(tex_info_buffers.size[0], 0xD2F);
#undef ASSERT_REG_POSITION