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Replace old FragmentHeader for the new Header

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This commit is contained in:
FernandoS27 2018-09-11 12:08:06 -04:00
parent e926757c8f
commit 2b48cfd44b
2 changed files with 18 additions and 31 deletions
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22
src/video_core/engines/shader_header.h
View file

@ -5,8 +5,8 @@
#pragma once
#include "common/bit_field.h"
#include "common/common_types.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
namespace Tegra::Shader {
@ -72,7 +72,7 @@ struct Header {
INSERT_PADDING_BYTES(2); // OmapSystemValuesC
INSERT_PADDING_BYTES(5); // OmapFixedFncTexture[10]
INSERT_PADDING_BYTES(1); // OmapReserved
} ps;
} vtg;
struct {
INSERT_PADDING_BYTES(3); // ImapSystemValuesA
@ -82,14 +82,20 @@ struct Header {
INSERT_PADDING_BYTES(2); // ImapSystemValuesC
INSERT_PADDING_BYTES(10); // ImapFixedFncTexture[10]
INSERT_PADDING_BYTES(2); // ImapReserved
INSERT_PADDING_BYTES(4); // OmapTarget[8]
struct {
u32 target;
union {
BitField<0, 1, u32> omap_sample_mask;
BitField<1, 1, u32> omap_depth;
BitField<2, 30, u32> omap_reserved;
BitField<0, 1, u32> sample_mask;
BitField<1, 1, u32> depth;
BitField<2, 30, u32> reserved;
};
} omap;
} vtg;
} sph;
bool IsColorComponentOutputEnabled(u32 render_target, u32 component) const {
const u32 bit = render_target * 4 + component;
return omap.target & (1 << bit);
}
} ps;
};
};
static_assert(sizeof(Header) == 0x50, "Incorrect structure size");

25
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
View file

@ -689,23 +689,6 @@ public:
}
private:
// Shader program header for a Fragment Shader.
struct FragmentHeader {
INSERT_PADDING_WORDS(5);
INSERT_PADDING_WORDS(13);
u32 enabled_color_outputs;
union {
BitField<0, 1, u32> writes_samplemask;
BitField<1, 1, u32> writes_depth;
};
bool IsColorComponentOutputEnabled(u32 render_target, u32 component) const {
const u32 bit = render_target * 4 + component;
return enabled_color_outputs & (1 << bit);
}
};
static_assert(sizeof(FragmentHeader) == PROGRAM_HEADER_SIZE, "FragmentHeader size is wrong");
/// Gets the Subroutine object corresponding to the specified address.
const Subroutine& GetSubroutine(u32 begin, u32 end) const {
const auto iter = subroutines.find(Subroutine{begin, end, suffix});
@ -1011,10 +994,8 @@ private:
/// Writes the output values from a fragment shader to the corresponding GLSL output variables.
void EmitFragmentOutputsWrite() {
ASSERT(stage == Maxwell3D::Regs::ShaderStage::Fragment);
FragmentHeader header;
std::memcpy(&header, program_code.data(), PROGRAM_HEADER_SIZE);
ASSERT_MSG(header.writes_samplemask == 0, "Samplemask write is unimplemented");
ASSERT_MSG(header.ps.omap.sample_mask == 0, "Samplemask write is unimplemented");
// Write the color outputs using the data in the shader registers, disabled
// rendertargets/components are skipped in the register assignment.
@ -1023,7 +1004,7 @@ private:
++render_target) {
// TODO(Subv): Figure out how dual-source blending is configured in the Switch.
for (u32 component = 0; component < 4; ++component) {
if (header.IsColorComponentOutputEnabled(render_target, component)) {
if (header.ps.IsColorComponentOutputEnabled(render_target, component)) {
shader.AddLine(fmt::format("FragColor{}[{}] = {};", render_target, component,
regs.GetRegisterAsFloat(current_reg)));
++current_reg;
@ -1031,7 +1012,7 @@ private:
}
}
if (header.writes_depth) {
if (header.ps.omap.depth) {
// The depth output is always 2 registers after the last color output, and current_reg
// already contains one past the last color register.