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VideoCore: Split rasterizer regs from Regs struct

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This commit is contained in:
Yuri Kunde Schlesner
2017-01-27 20:16:36 -08:00
parent 97e06b0a0d
commit 000e78144c
14 changed files with 219 additions and 188 deletions
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2
src/citra_qt/debugger/graphics/graphics_vertex_shader.cpp
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@@ -359,7 +359,7 @@ void GraphicsVertexShaderWidget::DumpShader() {
auto& config = Pica::g_state.regs.vs;
Pica::DebugUtils::DumpShader(filename.toStdString(), config, setup,
Pica::g_state.regs.vs_output_attributes);
Pica::g_state.regs.rasterizer.vs_output_attributes);
}
GraphicsVertexShaderWidget::GraphicsVertexShaderWidget(

1
src/video_core/CMakeLists.txt
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@@ -32,6 +32,7 @@ set(HEADERS
primitive_assembly.h
rasterizer.h
rasterizer_interface.h
regs_rasterizer.h
renderer_base.h
renderer_opengl/gl_rasterizer.h
renderer_opengl/gl_rasterizer_cache.h

8
src/video_core/clipper.cpp
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@@ -64,10 +64,10 @@ static void InitScreenCoordinates(Vertex& vtx) {
} viewport;
const auto& regs = g_state.regs;
viewport.halfsize_x = float24::FromRaw(regs.viewport_size_x);
viewport.halfsize_y = float24::FromRaw(regs.viewport_size_y);
viewport.offset_x = float24::FromFloat32(static_cast<float>(regs.viewport_corner.x));
viewport.offset_y = float24::FromFloat32(static_cast<float>(regs.viewport_corner.y));
viewport.halfsize_x = float24::FromRaw(regs.rasterizer.viewport_size_x);
viewport.halfsize_y = float24::FromRaw(regs.rasterizer.viewport_size_y);
viewport.offset_x = float24::FromFloat32(static_cast<float>(regs.rasterizer.viewport_corner.x));
viewport.offset_y = float24::FromFloat32(static_cast<float>(regs.rasterizer.viewport_corner.y));
float24 inv_w = float24::FromFloat32(1.f) / vtx.pos.w;
vtx.color *= inv_w;

5
src/video_core/command_processor.cpp
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@@ -165,7 +165,8 @@ static void WritePicaReg(u32 id, u32 value, u32 mask) {
};
g_state.primitive_assembler.SubmitVertex(
Shader::OutputVertex::FromAttributeBuffer(regs, output), AddTriangle);
Shader::OutputVertex::FromAttributeBuffer(regs.rasterizer, output),
AddTriangle);
}
}
}
@@ -295,7 +296,7 @@ static void WritePicaReg(u32 id, u32 value, u32 mask) {
shader_unit.WriteOutput(regs.vs, output);
// Retrieve vertex from register data
output_vertex = Shader::OutputVertex::FromAttributeBuffer(regs, output);
output_vertex = Shader::OutputVertex::FromAttributeBuffer(regs.rasterizer, output);
if (is_indexed) {
vertex_cache[vertex_cache_pos] = output_vertex;

4
src/video_core/debug_utils/debug_utils.cpp
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@@ -90,7 +90,7 @@ namespace DebugUtils {
void DumpShader(const std::string& filename, const Regs::ShaderConfig& config,
const Shader::ShaderSetup& setup,
const Regs::VSOutputAttributes* output_attributes) {
const RasterizerRegs::VSOutputAttributes* output_attributes) {
struct StuffToWrite {
const u8* pointer;
u32 size;
@@ -129,7 +129,7 @@ void DumpShader(const std::string& filename, const Regs::ShaderConfig& config,
// This is put into a try-catch block to make sure we notice unknown configurations.
std::vector<OutputRegisterInfo> output_info_table;
for (unsigned i = 0; i < 7; ++i) {
using OutputAttributes = Pica::Regs::VSOutputAttributes;
using OutputAttributes = Pica::RasterizerRegs::VSOutputAttributes;
// TODO: It's still unclear how the attribute components map to the register!
// Once we know that, this code probably will not make much sense anymore.

2
src/video_core/debug_utils/debug_utils.h
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@@ -184,7 +184,7 @@ namespace DebugUtils {
void DumpShader(const std::string& filename, const Regs::ShaderConfig& config,
const Shader::ShaderSetup& setup,
const Regs::VSOutputAttributes* output_attributes);
const RasterizerRegs::VSOutputAttributes* output_attributes);
// Utility class to log Pica commands.
struct PicaTrace {

137
src/video_core/pica.h
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@@ -18,6 +18,7 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/vector_math.h"
#include "video_core/regs_rasterizer.h"
namespace Pica {
@@ -44,121 +45,10 @@ namespace Pica {
#endif // _MSC_VER
struct Regs {
INSERT_PADDING_WORDS(0x10);
u32 trigger_irq;
INSERT_PADDING_WORDS(0x2f);
enum class CullMode : u32 {
// Select which polygons are considered to be "frontfacing".
KeepAll = 0,
KeepClockWise = 1,
KeepCounterClockWise = 2,
// TODO: What does the third value imply?
};
union {
BitField<0, 2, CullMode> cull_mode;
};
BitField<0, 24, u32> viewport_size_x;
INSERT_PADDING_WORDS(0x1);
BitField<0, 24, u32> viewport_size_y;
INSERT_PADDING_WORDS(0x9);
BitField<0, 24, u32> viewport_depth_range; // float24
BitField<0, 24, u32> viewport_depth_near_plane; // float24
BitField<0, 3, u32> vs_output_total;
union VSOutputAttributes {
// Maps components of output vertex attributes to semantics
enum Semantic : u32 {
POSITION_X = 0,
POSITION_Y = 1,
POSITION_Z = 2,
POSITION_W = 3,
QUATERNION_X = 4,
QUATERNION_Y = 5,
QUATERNION_Z = 6,
QUATERNION_W = 7,
COLOR_R = 8,
COLOR_G = 9,
COLOR_B = 10,
COLOR_A = 11,
TEXCOORD0_U = 12,
TEXCOORD0_V = 13,
TEXCOORD1_U = 14,
TEXCOORD1_V = 15,
TEXCOORD0_W = 16,
VIEW_X = 18,
VIEW_Y = 19,
VIEW_Z = 20,
TEXCOORD2_U = 22,
TEXCOORD2_V = 23,
INVALID = 31,
};
BitField<0, 5, Semantic> map_x;
BitField<8, 5, Semantic> map_y;
BitField<16, 5, Semantic> map_z;
BitField<24, 5, Semantic> map_w;
} vs_output_attributes[7];
INSERT_PADDING_WORDS(0xe);
enum class ScissorMode : u32 {
Disabled = 0,
Exclude = 1, // Exclude pixels inside the scissor box
Include = 3 // Exclude pixels outside the scissor box
};
struct {
BitField<0, 2, ScissorMode> mode;
union {
BitField<0, 16, u32> x1;
BitField<16, 16, u32> y1;
};
union {
BitField<0, 16, u32> x2;
BitField<16, 16, u32> y2;
};
} scissor_test;
union {
BitField<0, 10, s32> x;
BitField<16, 10, s32> y;
} viewport_corner;
INSERT_PADDING_WORDS(0x1);
// TODO: early depth
INSERT_PADDING_WORDS(0x1);
INSERT_PADDING_WORDS(0x2);
enum DepthBuffering : u32 {
WBuffering = 0,
ZBuffering = 1,
};
BitField<0, 1, DepthBuffering> depthmap_enable;
INSERT_PADDING_WORDS(0x12);
RasterizerRegs rasterizer;
struct TextureConfig {
enum TextureType : u32 {
@@ -1338,16 +1228,19 @@ private:
"Field " #field_name " has invalid position")
ASSERT_REG_POSITION(trigger_irq, 0x10);
ASSERT_REG_POSITION(cull_mode, 0x40);
ASSERT_REG_POSITION(viewport_size_x, 0x41);
ASSERT_REG_POSITION(viewport_size_y, 0x43);
ASSERT_REG_POSITION(viewport_depth_range, 0x4d);
ASSERT_REG_POSITION(viewport_depth_near_plane, 0x4e);
ASSERT_REG_POSITION(vs_output_attributes[0], 0x50);
ASSERT_REG_POSITION(vs_output_attributes[1], 0x51);
ASSERT_REG_POSITION(scissor_test, 0x65);
ASSERT_REG_POSITION(viewport_corner, 0x68);
ASSERT_REG_POSITION(depthmap_enable, 0x6D);
ASSERT_REG_POSITION(rasterizer, 0x40);
ASSERT_REG_POSITION(rasterizer.cull_mode, 0x40);
ASSERT_REG_POSITION(rasterizer.viewport_size_x, 0x41);
ASSERT_REG_POSITION(rasterizer.viewport_size_y, 0x43);
ASSERT_REG_POSITION(rasterizer.viewport_depth_range, 0x4d);
ASSERT_REG_POSITION(rasterizer.viewport_depth_near_plane, 0x4e);
ASSERT_REG_POSITION(rasterizer.vs_output_attributes[0], 0x50);
ASSERT_REG_POSITION(rasterizer.vs_output_attributes[1], 0x51);
ASSERT_REG_POSITION(rasterizer.scissor_test, 0x65);
ASSERT_REG_POSITION(rasterizer.viewport_corner, 0x68);
ASSERT_REG_POSITION(rasterizer.depthmap_enable, 0x6D);
ASSERT_REG_POSITION(texture0_enable, 0x80);
ASSERT_REG_POSITION(texture0, 0x81);
ASSERT_REG_POSITION(texture0_format, 0x8e);

24
src/video_core/rasterizer.cpp
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@@ -327,14 +327,14 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
ScreenToRasterizerCoordinates(v1.screenpos),
ScreenToRasterizerCoordinates(v2.screenpos)};
if (regs.cull_mode == Regs::CullMode::KeepAll) {
if (regs.rasterizer.cull_mode == RasterizerRegs::CullMode::KeepAll) {
// Make sure we always end up with a triangle wound counter-clockwise
if (!reversed && SignedArea(vtxpos[0].xy(), vtxpos[1].xy(), vtxpos[2].xy()) <= 0) {
ProcessTriangleInternal(v0, v2, v1, true);
return;
}
} else {
if (!reversed && regs.cull_mode == Regs::CullMode::KeepClockWise) {
if (!reversed && regs.rasterizer.cull_mode == RasterizerRegs::CullMode::KeepClockWise) {
// Reverse vertex order and use the CCW code path.
ProcessTriangleInternal(v0, v2, v1, true);
return;
@@ -351,13 +351,13 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
u16 max_y = std::max({vtxpos[0].y, vtxpos[1].y, vtxpos[2].y});
// Convert the scissor box coordinates to 12.4 fixed point
u16 scissor_x1 = (u16)(regs.scissor_test.x1 << 4);
u16 scissor_y1 = (u16)(regs.scissor_test.y1 << 4);
u16 scissor_x1 = (u16)(regs.rasterizer.scissor_test.x1 << 4);
u16 scissor_y1 = (u16)(regs.rasterizer.scissor_test.y1 << 4);
// x2,y2 have +1 added to cover the entire sub-pixel area
u16 scissor_x2 = (u16)((regs.scissor_test.x2 + 1) << 4);
u16 scissor_y2 = (u16)((regs.scissor_test.y2 + 1) << 4);
u16 scissor_x2 = (u16)((regs.rasterizer.scissor_test.x2 + 1) << 4);
u16 scissor_y2 = (u16)((regs.rasterizer.scissor_test.y2 + 1) << 4);
if (regs.scissor_test.mode == Regs::ScissorMode::Include) {
if (regs.rasterizer.scissor_test.mode == RasterizerRegs::ScissorMode::Include) {
// Calculate the new bounds
min_x = std::max(min_x, scissor_x1);
min_y = std::max(min_y, scissor_y1);
@@ -411,7 +411,7 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
// Do not process the pixel if it's inside the scissor box and the scissor mode is set
// to Exclude
if (regs.scissor_test.mode == Regs::ScissorMode::Exclude) {
if (regs.rasterizer.scissor_test.mode == RasterizerRegs::ScissorMode::Exclude) {
if (x >= scissor_x1 && x < scissor_x2 && y >= scissor_y1 && y < scissor_y2)
continue;
}
@@ -441,12 +441,14 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
// Not fully accurate. About 3 bits in precision are missing.
// Z-Buffer (z / w * scale + offset)
float depth_scale = float24::FromRaw(regs.viewport_depth_range).ToFloat32();
float depth_offset = float24::FromRaw(regs.viewport_depth_near_plane).ToFloat32();
float depth_scale = float24::FromRaw(regs.rasterizer.viewport_depth_range).ToFloat32();
float depth_offset =
float24::FromRaw(regs.rasterizer.viewport_depth_near_plane).ToFloat32();
float depth = interpolated_z_over_w * depth_scale + depth_offset;
// Potentially switch to W-Buffer
if (regs.depthmap_enable == Pica::Regs::DepthBuffering::WBuffering) {
if (regs.rasterizer.depthmap_enable ==
Pica::RasterizerRegs::DepthBuffering::WBuffering) {
// W-Buffer (z * scale + w * offset = (z / w * scale + offset) * w)
depth *= interpolated_w_inverse.ToFloat32() * wsum;
}

129
src/video_core/regs_rasterizer.h Normal file
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@@ -0,0 +1,129 @@
// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include "common/bit_field.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
namespace Pica {
struct RasterizerRegs {
enum class CullMode : u32 {
// Select which polygons are considered to be "frontfacing".
KeepAll = 0,
KeepClockWise = 1,
KeepCounterClockWise = 2,
// TODO: What does the third value imply?
};
union {
BitField<0, 2, CullMode> cull_mode;
};
BitField<0, 24, u32> viewport_size_x;
INSERT_PADDING_WORDS(0x1);
BitField<0, 24, u32> viewport_size_y;
INSERT_PADDING_WORDS(0x9);
BitField<0, 24, u32> viewport_depth_range; // float24
BitField<0, 24, u32> viewport_depth_near_plane; // float24
BitField<0, 3, u32> vs_output_total;
union VSOutputAttributes {
// Maps components of output vertex attributes to semantics
enum Semantic : u32 {
POSITION_X = 0,
POSITION_Y = 1,
POSITION_Z = 2,
POSITION_W = 3,
QUATERNION_X = 4,
QUATERNION_Y = 5,
QUATERNION_Z = 6,
QUATERNION_W = 7,
COLOR_R = 8,
COLOR_G = 9,
COLOR_B = 10,
COLOR_A = 11,
TEXCOORD0_U = 12,
TEXCOORD0_V = 13,
TEXCOORD1_U = 14,
TEXCOORD1_V = 15,
TEXCOORD0_W = 16,
VIEW_X = 18,
VIEW_Y = 19,
VIEW_Z = 20,
TEXCOORD2_U = 22,
TEXCOORD2_V = 23,
INVALID = 31,
};
BitField<0, 5, Semantic> map_x;
BitField<8, 5, Semantic> map_y;
BitField<16, 5, Semantic> map_z;
BitField<24, 5, Semantic> map_w;
} vs_output_attributes[7];
INSERT_PADDING_WORDS(0xe);
enum class ScissorMode : u32 {
Disabled = 0,
Exclude = 1, // Exclude pixels inside the scissor box
Include = 3 // Exclude pixels outside the scissor box
};
struct {
BitField<0, 2, ScissorMode> mode;
union {
BitField<0, 16, u32> x1;
BitField<16, 16, u32> y1;
};
union {
BitField<0, 16, u32> x2;
BitField<16, 16, u32> y2;
};
} scissor_test;
union {
BitField<0, 10, s32> x;
BitField<16, 10, s32> y;
} viewport_corner;
INSERT_PADDING_WORDS(0x1);
// TODO: early depth
INSERT_PADDING_WORDS(0x1);
INSERT_PADDING_WORDS(0x2);
enum DepthBuffering : u32 {
WBuffering = 0,
ZBuffering = 1,
};
BitField<0, 1, DepthBuffering> depthmap_enable;
INSERT_PADDING_WORDS(0x12);
};
static_assert(sizeof(RasterizerRegs) == 0x40 * sizeof(u32),
"RasterizerRegs struct has incorrect size");
} // namespace Pica

54
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@@ -197,13 +197,16 @@ void RasterizerOpenGL::DrawTriangles() {
// Sync the viewport
// These registers hold half-width and half-height, so must be multiplied by 2
GLsizei viewport_width = (GLsizei)Pica::float24::FromRaw(regs.viewport_size_x).ToFloat32() * 2;
GLsizei viewport_height = (GLsizei)Pica::float24::FromRaw(regs.viewport_size_y).ToFloat32() * 2;
GLsizei viewport_width =
(GLsizei)Pica::float24::FromRaw(regs.rasterizer.viewport_size_x).ToFloat32() * 2;
GLsizei viewport_height =
(GLsizei)Pica::float24::FromRaw(regs.rasterizer.viewport_size_y).ToFloat32() * 2;
glViewport((GLint)(rect.left + regs.viewport_corner.x * color_surface->res_scale_width),
(GLint)(rect.bottom + regs.viewport_corner.y * color_surface->res_scale_height),
(GLsizei)(viewport_width * color_surface->res_scale_width),
(GLsizei)(viewport_height * color_surface->res_scale_height));
glViewport(
(GLint)(rect.left + regs.rasterizer.viewport_corner.x * color_surface->res_scale_width),
(GLint)(rect.bottom + regs.rasterizer.viewport_corner.y * color_surface->res_scale_height),
(GLsizei)(viewport_width * color_surface->res_scale_width),
(GLsizei)(viewport_height * color_surface->res_scale_height));
if (uniform_block_data.data.framebuffer_scale[0] != color_surface->res_scale_width ||
uniform_block_data.data.framebuffer_scale[1] != color_surface->res_scale_height) {
@@ -215,16 +218,16 @@ void RasterizerOpenGL::DrawTriangles() {
// Scissor checks are window-, not viewport-relative, which means that if the cached texture
// sub-rect changes, the scissor bounds also need to be updated.
GLint scissor_x1 =
static_cast<GLint>(rect.left + regs.scissor_test.x1 * color_surface->res_scale_width);
GLint scissor_y1 =
static_cast<GLint>(rect.bottom + regs.scissor_test.y1 * color_surface->res_scale_height);
GLint scissor_x1 = static_cast<GLint>(
rect.left + regs.rasterizer.scissor_test.x1 * color_surface->res_scale_width);
GLint scissor_y1 = static_cast<GLint>(
rect.bottom + regs.rasterizer.scissor_test.y1 * color_surface->res_scale_height);
// x2, y2 have +1 added to cover the entire pixel area, otherwise you might get cracks when
// scaling or doing multisampling.
GLint scissor_x2 =
static_cast<GLint>(rect.left + (regs.scissor_test.x2 + 1) * color_surface->res_scale_width);
GLint scissor_x2 = static_cast<GLint>(
rect.left + (regs.rasterizer.scissor_test.x2 + 1) * color_surface->res_scale_width);
GLint scissor_y2 = static_cast<GLint>(
rect.bottom + (regs.scissor_test.y2 + 1) * color_surface->res_scale_height);
rect.bottom + (regs.rasterizer.scissor_test.y2 + 1) * color_surface->res_scale_height);
if (uniform_block_data.data.scissor_x1 != scissor_x1 ||
uniform_block_data.data.scissor_x2 != scissor_x2 ||
@@ -316,20 +319,20 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) {
switch (id) {
// Culling
case PICA_REG_INDEX(cull_mode):
case PICA_REG_INDEX(rasterizer.cull_mode):
SyncCullMode();
break;
// Depth modifiers
case PICA_REG_INDEX(viewport_depth_range):
case PICA_REG_INDEX(rasterizer.viewport_depth_range):
SyncDepthScale();
break;
case PICA_REG_INDEX(viewport_depth_near_plane):
case PICA_REG_INDEX(rasterizer.viewport_depth_near_plane):
SyncDepthOffset();
break;
// Depth buffering
case PICA_REG_INDEX(depthmap_enable):
case PICA_REG_INDEX(rasterizer.depthmap_enable):
shader_dirty = true;
break;
@@ -398,7 +401,7 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) {
break;
// Scissor test
case PICA_REG_INDEX(scissor_test.mode):
case PICA_REG_INDEX(rasterizer.scissor_test.mode):
shader_dirty = true;
break;
@@ -1110,30 +1113,31 @@ void RasterizerOpenGL::SetShader() {
void RasterizerOpenGL::SyncCullMode() {
const auto& regs = Pica::g_state.regs;
switch (regs.cull_mode) {
case Pica::Regs::CullMode::KeepAll:
switch (regs.rasterizer.cull_mode) {
case Pica::RasterizerRegs::CullMode::KeepAll:
state.cull.enabled = false;
break;
case Pica::Regs::CullMode::KeepClockWise:
case Pica::RasterizerRegs::CullMode::KeepClockWise:
state.cull.enabled = true;
state.cull.front_face = GL_CW;
break;
case Pica::Regs::CullMode::KeepCounterClockWise:
case Pica::RasterizerRegs::CullMode::KeepCounterClockWise:
state.cull.enabled = true;
state.cull.front_face = GL_CCW;
break;
default:
LOG_CRITICAL(Render_OpenGL, "Unknown cull mode %d", regs.cull_mode.Value());
LOG_CRITICAL(Render_OpenGL, "Unknown cull mode %d", regs.rasterizer.cull_mode.Value());
UNIMPLEMENTED();
break;
}
}
void RasterizerOpenGL::SyncDepthScale() {
float depth_scale = Pica::float24::FromRaw(Pica::g_state.regs.viewport_depth_range).ToFloat32();
float depth_scale =
Pica::float24::FromRaw(Pica::g_state.regs.rasterizer.viewport_depth_range).ToFloat32();
if (depth_scale != uniform_block_data.data.depth_scale) {
uniform_block_data.data.depth_scale = depth_scale;
uniform_block_data.dirty = true;
@@ -1142,7 +1146,7 @@ void RasterizerOpenGL::SyncDepthScale() {
void RasterizerOpenGL::SyncDepthOffset() {
float depth_offset =
Pica::float24::FromRaw(Pica::g_state.regs.viewport_depth_near_plane).ToFloat32();
Pica::float24::FromRaw(Pica::g_state.regs.rasterizer.viewport_depth_near_plane).ToFloat32();
if (depth_offset != uniform_block_data.data.depth_offset) {
uniform_block_data.data.depth_offset = depth_offset;
uniform_block_data.dirty = true;

8
src/video_core/renderer_opengl/gl_rasterizer.h
View File

@@ -52,9 +52,9 @@ union PicaShaderConfig {
const auto& regs = Pica::g_state.regs;
state.scissor_test_mode = regs.scissor_test.mode;
state.scissor_test_mode = regs.rasterizer.scissor_test.mode;
state.depthmap_enable = regs.depthmap_enable;
state.depthmap_enable = regs.rasterizer.depthmap_enable;
state.alpha_test_func = regs.output_merger.alpha_test.enable
? regs.output_merger.alpha_test.func.Value()
@@ -172,12 +172,12 @@ union PicaShaderConfig {
struct State {
Pica::Regs::CompareFunc alpha_test_func;
Pica::Regs::ScissorMode scissor_test_mode;
Pica::RasterizerRegs::ScissorMode scissor_test_mode;
Pica::Regs::TextureConfig::TextureType texture0_type;
std::array<TevStageConfigRaw, 6> tev_stages;
u8 combiner_buffer_input;
Pica::Regs::DepthBuffering depthmap_enable;
Pica::RasterizerRegs::DepthBuffering depthmap_enable;
Pica::Regs::FogMode fog_mode;
bool fog_flip;

7
src/video_core/renderer_opengl/gl_shader_gen.cpp
View File

@@ -13,6 +13,7 @@
#include "video_core/renderer_opengl/gl_shader_util.h"
using Pica::Regs;
using Pica::RasterizerRegs;
using TevStageConfig = Regs::TevStageConfig;
namespace GLShader {
@@ -639,10 +640,10 @@ vec4 secondary_fragment_color = vec4(0.0);
}
// Append the scissor test
if (state.scissor_test_mode != Regs::ScissorMode::Disabled) {
if (state.scissor_test_mode != RasterizerRegs::ScissorMode::Disabled) {
out += "if (";
// Negate the condition if we have to keep only the pixels outside the scissor box
if (state.scissor_test_mode == Regs::ScissorMode::Include)
if (state.scissor_test_mode == RasterizerRegs::ScissorMode::Include)
out += "!";
out += "(gl_FragCoord.x >= scissor_x1 && "
"gl_FragCoord.y >= scissor_y1 && "
@@ -652,7 +653,7 @@ vec4 secondary_fragment_color = vec4(0.0);
out += "float z_over_w = 1.0 - gl_FragCoord.z * 2.0;\n";
out += "float depth = z_over_w * depth_scale + depth_offset;\n";
if (state.depthmap_enable == Pica::Regs::DepthBuffering::WBuffering) {
if (state.depthmap_enable == Pica::RasterizerRegs::DepthBuffering::WBuffering) {
out += "depth /= gl_FragCoord.w;\n";
}

8
src/video_core/shader/shader.cpp
View File

@@ -20,7 +20,7 @@ namespace Pica {
namespace Shader {
OutputVertex OutputVertex::FromAttributeBuffer(const Regs& regs, AttributeBuffer& input) {
OutputVertex OutputVertex::FromAttributeBuffer(const RasterizerRegs& regs, AttributeBuffer& input) {
// Setup output data
union {
OutputVertex ret{};
@@ -33,16 +33,16 @@ OutputVertex OutputVertex::FromAttributeBuffer(const Regs& regs, AttributeBuffer
for (unsigned int i = 0; i < num_attributes; ++i) {
const auto& output_register_map = regs.vs_output_attributes[i];
Regs::VSOutputAttributes::Semantic semantics[4] = {
RasterizerRegs::VSOutputAttributes::Semantic semantics[4] = {
output_register_map.map_x, output_register_map.map_y, output_register_map.map_z,
output_register_map.map_w};
for (unsigned comp = 0; comp < 4; ++comp) {
Regs::VSOutputAttributes::Semantic semantic = semantics[comp];
RasterizerRegs::VSOutputAttributes::Semantic semantic = semantics[comp];
float24* out = &vertex_slots[semantic];
if (semantic < vertex_slots.size()) {
*out = input.attr[i][comp];
} else if (semantic != Regs::VSOutputAttributes::INVALID) {
} else if (semantic != RasterizerRegs::VSOutputAttributes::INVALID) {
LOG_ERROR(HW_GPU, "Invalid/unknown semantic id: %u", (unsigned int)semantic);
}
}

18
src/video_core/shader/shader.h
View File

@@ -39,19 +39,19 @@ struct OutputVertex {
INSERT_PADDING_WORDS(1);
Math::Vec2<float24> tc2;
static OutputVertex FromAttributeBuffer(const Regs& regs, AttributeBuffer& output);
static OutputVertex FromAttributeBuffer(const RasterizerRegs& regs, AttributeBuffer& output);
};
#define ASSERT_POS(var, pos) \
static_assert(offsetof(OutputVertex, var) == pos * sizeof(float24), "Semantic at wrong " \
"offset.")
ASSERT_POS(pos, Regs::VSOutputAttributes::POSITION_X);
ASSERT_POS(quat, Regs::VSOutputAttributes::QUATERNION_X);
ASSERT_POS(color, Regs::VSOutputAttributes::COLOR_R);
ASSERT_POS(tc0, Regs::VSOutputAttributes::TEXCOORD0_U);
ASSERT_POS(tc1, Regs::VSOutputAttributes::TEXCOORD1_U);
ASSERT_POS(tc0_w, Regs::VSOutputAttributes::TEXCOORD0_W);
ASSERT_POS(view, Regs::VSOutputAttributes::VIEW_X);
ASSERT_POS(tc2, Regs::VSOutputAttributes::TEXCOORD2_U);
ASSERT_POS(pos, RasterizerRegs::VSOutputAttributes::POSITION_X);
ASSERT_POS(quat, RasterizerRegs::VSOutputAttributes::QUATERNION_X);
ASSERT_POS(color, RasterizerRegs::VSOutputAttributes::COLOR_R);
ASSERT_POS(tc0, RasterizerRegs::VSOutputAttributes::TEXCOORD0_U);
ASSERT_POS(tc1, RasterizerRegs::VSOutputAttributes::TEXCOORD1_U);
ASSERT_POS(tc0_w, RasterizerRegs::VSOutputAttributes::TEXCOORD0_W);
ASSERT_POS(view, RasterizerRegs::VSOutputAttributes::VIEW_X);
ASSERT_POS(tc2, RasterizerRegs::VSOutputAttributes::TEXCOORD2_U);
#undef ASSERT_POS
static_assert(std::is_pod<OutputVertex>::value, "Structure is not POD");
static_assert(sizeof(OutputVertex) == 24 * sizeof(float), "OutputVertex has invalid size");