eden-emu
/
eden
mirror of https://git.eden-emu.dev/eden-emu/eden.git
1
0
Fork 0
Code Releases Wiki Activity
Browse Source

Merge pull request #1690 from JayFoxRox/tex-type-3 

Pica: Implement texture type 3 (Projection2D)
nce_cpp
bunnei 10 years ago
parent
5a855ff6fd 833799a328
commit
c08071fe90
7 changed files with 106 additions and 38 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 10
      src/video_core/pica.h
  2. 29
      src/video_core/rasterizer.cpp
  3. 8
      src/video_core/renderer_opengl/gl_rasterizer.cpp
  4. 5
      src/video_core/renderer_opengl/gl_rasterizer.h
  5. 72
      src/video_core/renderer_opengl/gl_shader_gen.cpp
  6. 1
      src/video_core/renderer_opengl/gl_shader_util.h
  7. 3
      src/video_core/shader/shader.h

10
src/video_core/pica.h
View File

@ -138,6 +138,15 @@ struct Regs {
INSERT_PADDING_WORDS(0x12);
struct TextureConfig {
enum TextureType : u32 {
Texture2D = 0,
TextureCube = 1,
Shadow2D = 2,
Projection2D = 3,
ShadowCube = 4,
Disabled = 5,
};
enum WrapMode : u32 {
ClampToEdge = 0,
ClampToBorder = 1,
@ -168,6 +177,7 @@ struct Regs {
BitField< 2, 1, TextureFilter> min_filter;
BitField< 8, 2, WrapMode> wrap_t;
BitField<12, 2, WrapMode> wrap_s;
BitField<28, 2, TextureType> type; ///< @note Only valid for texture 0 according to 3DBrew.
};
INSERT_PADDING_WORDS(0x1);

29
src/video_core/rasterizer.cpp
View File

@ -442,8 +442,33 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
DEBUG_ASSERT(0 != texture.config.address);
int s = (int)(uv[i].u() * float24::FromFloat32(static_cast<float>(texture.config.width))).ToFloat32();
int t = (int)(uv[i].v() * float24::FromFloat32(static_cast<float>(texture.config.height))).ToFloat32();
float24 u = uv[i].u();
float24 v = uv[i].v();
// Only unit 0 respects the texturing type (according to 3DBrew)
// TODO: Refactor so cubemaps and shadowmaps can be handled
if (i == 0) {
switch(texture.config.type) {
case Regs::TextureConfig::Texture2D:
break;
case Regs::TextureConfig::Projection2D: {
auto tc0_w = GetInterpolatedAttribute(v0.tc0_w, v1.tc0_w, v2.tc0_w);
u /= tc0_w;
v /= tc0_w;
break;
}
default:
// TODO: Change to LOG_ERROR when more types are handled.
LOG_DEBUG(HW_GPU, "Unhandled texture type %x", (int)texture.config.type);
UNIMPLEMENTED();
break;
}
}
int s = (int)(u * float24::FromFloat32(static_cast<float>(texture.config.width))).ToFloat32();
int t = (int)(v * float24::FromFloat32(static_cast<float>(texture.config.height))).ToFloat32();
static auto GetWrappedTexCoord = [](Regs::TextureConfig::WrapMode mode, int val, unsigned size) {
switch (mode) {
case Regs::TextureConfig::ClampToEdge:

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

@ -76,6 +76,9 @@ RasterizerOpenGL::RasterizerOpenGL() : shader_dirty(true) {
glEnableVertexAttribArray(GLShader::ATTRIBUTE_TEXCOORD1);
glEnableVertexAttribArray(GLShader::ATTRIBUTE_TEXCOORD2);
glVertexAttribPointer(GLShader::ATTRIBUTE_TEXCOORD0_W, 1, GL_FLOAT, GL_FALSE, sizeof(HardwareVertex), (GLvoid*)offsetof(HardwareVertex, tex_coord0_w));
glEnableVertexAttribArray(GLShader::ATTRIBUTE_TEXCOORD0_W);
glVertexAttribPointer(GLShader::ATTRIBUTE_NORMQUAT, 4, GL_FLOAT, GL_FALSE, sizeof(HardwareVertex), (GLvoid*)offsetof(HardwareVertex, normquat));
glEnableVertexAttribArray(GLShader::ATTRIBUTE_NORMQUAT);
@ -319,6 +322,11 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) {
SyncLogicOp();
break;
// Texture 0 type
case PICA_REG_INDEX(texture0.type):
shader_dirty = true;
break;
// TEV stages
case PICA_REG_INDEX(tev_stage0.color_source1):
case PICA_REG_INDEX(tev_stage0.color_modifier1):

5
src/video_core/renderer_opengl/gl_rasterizer.h
View File

@ -61,6 +61,8 @@ union PicaShaderConfig {
state.alpha_test_func = regs.output_merger.alpha_test.enable ?
regs.output_merger.alpha_test.func.Value() : Pica::Regs::CompareFunc::Always;
state.texture0_type = regs.texture0.type;
// Copy relevant tev stages fields.
// We don't sync const_color here because of the high variance, it is a
// shader uniform instead.
@ -170,6 +172,7 @@ union PicaShaderConfig {
struct State {
Pica::Regs::CompareFunc alpha_test_func;
Pica::Regs::TextureConfig::TextureType texture0_type;
std::array<TevStageConfigRaw, 6> tev_stages;
u8 combiner_buffer_input;
@ -281,6 +284,7 @@ private:
tex_coord1[1] = v.tc1.y.ToFloat32();
tex_coord2[0] = v.tc2.x.ToFloat32();
tex_coord2[1] = v.tc2.y.ToFloat32();
tex_coord0_w = v.tc0_w.ToFloat32();
normquat[0] = v.quat.x.ToFloat32();
normquat[1] = v.quat.y.ToFloat32();
normquat[2] = v.quat.z.ToFloat32();
@ -301,6 +305,7 @@ private:
GLfloat tex_coord0[2];
GLfloat tex_coord1[2];
GLfloat tex_coord2[2];
GLfloat tex_coord0_w;
GLfloat normquat[4];
GLfloat view[3];
};

72
src/video_core/renderer_opengl/gl_shader_gen.cpp
View File

@ -32,8 +32,9 @@ static bool IsPassThroughTevStage(const TevStageConfig& stage) {
}
/// Writes the specified TEV stage source component(s)
static void AppendSource(std::string& out, TevStageConfig::Source source,
static void AppendSource(std::string& out, const PicaShaderConfig& config, TevStageConfig::Source source,
const std::string& index_name) {
const auto& state = config.state;
using Source = TevStageConfig::Source;
switch (source) {
case Source::PrimaryColor:
@ -46,7 +47,20 @@ static void AppendSource(std::string& out, TevStageConfig::Source source,
out += "secondary_fragment_color";
break;
case Source::Texture0:
// Only unit 0 respects the texturing type (according to 3DBrew)
switch(state.texture0_type) {
case Pica::Regs::TextureConfig::Texture2D:
out += "texture(tex[0], texcoord[0])";
break;
case Pica::Regs::TextureConfig::Projection2D:
out += "textureProj(tex[0], vec3(texcoord[0], texcoord0_w))";
break;
default:
out += "texture(tex[0], texcoord[0])";
LOG_CRITICAL(HW_GPU, "Unhandled texture type %x", static_cast<int>(state.texture0_type));
UNIMPLEMENTED();
break;
}
break;
case Source::Texture1:
out += "texture(tex[1], texcoord[1])";
@ -71,53 +85,53 @@ static void AppendSource(std::string& out, TevStageConfig::Source source,
}
/// Writes the color components to use for the specified TEV stage color modifier
static void AppendColorModifier(std::string& out, TevStageConfig::ColorModifier modifier,
static void AppendColorModifier(std::string& out, const PicaShaderConfig& config, TevStageConfig::ColorModifier modifier,
TevStageConfig::Source source, const std::string& index_name) {
using ColorModifier = TevStageConfig::ColorModifier;
switch (modifier) {
case ColorModifier::SourceColor:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".rgb";
break;
case ColorModifier::OneMinusSourceColor:
out += "vec3(1.0) - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".rgb";
break;
case ColorModifier::SourceAlpha:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".aaa";
break;
case ColorModifier::OneMinusSourceAlpha:
out += "vec3(1.0) - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".aaa";
break;
case ColorModifier::SourceRed:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".rrr";
break;
case ColorModifier::OneMinusSourceRed:
out += "vec3(1.0) - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".rrr";
break;
case ColorModifier::SourceGreen:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".ggg";
break;
case ColorModifier::OneMinusSourceGreen:
out += "vec3(1.0) - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".ggg";
break;
case ColorModifier::SourceBlue:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".bbb";
break;
case ColorModifier::OneMinusSourceBlue:
out += "vec3(1.0) - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".bbb";
break;
default:
@ -128,44 +142,44 @@ static void AppendColorModifier(std::string& out, TevStageConfig::ColorModifier
}
/// Writes the alpha component to use for the specified TEV stage alpha modifier
static void AppendAlphaModifier(std::string& out, TevStageConfig::AlphaModifier modifier,
static void AppendAlphaModifier(std::string& out, const PicaShaderConfig& config, TevStageConfig::AlphaModifier modifier,
TevStageConfig::Source source, const std::string& index_name) {
using AlphaModifier = TevStageConfig::AlphaModifier;
switch (modifier) {
case AlphaModifier::SourceAlpha:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".a";
break;
case AlphaModifier::OneMinusSourceAlpha:
out += "1.0 - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".a";
break;
case AlphaModifier::SourceRed:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".r";
break;
case AlphaModifier::OneMinusSourceRed:
out += "1.0 - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".r";
break;
case AlphaModifier::SourceGreen:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".g";
break;
case AlphaModifier::OneMinusSourceGreen:
out += "1.0 - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".g";
break;
case AlphaModifier::SourceBlue:
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".b";
break;
case AlphaModifier::OneMinusSourceBlue:
out += "1.0 - ";
AppendSource(out, source, index_name);
AppendSource(out, config, source, index_name);
out += ".b";
break;
default:
@ -292,11 +306,11 @@ static void WriteTevStage(std::string& out, const PicaShaderConfig& config, unsi
std::string index_name = std::to_string(index);
out += "vec3 color_results_" + index_name + "[3] = vec3[3](";
AppendColorModifier(out, stage.color_modifier1, stage.color_source1, index_name);
AppendColorModifier(out, config, stage.color_modifier1, stage.color_source1, index_name);
out += ", ";
AppendColorModifier(out, stage.color_modifier2, stage.color_source2, index_name);
AppendColorModifier(out, config, stage.color_modifier2, stage.color_source2, index_name);
out += ", ";
AppendColorModifier(out, stage.color_modifier3, stage.color_source3, index_name);
AppendColorModifier(out, config, stage.color_modifier3, stage.color_source3, index_name);
out += ");\n";
out += "vec3 color_output_" + index_name + " = ";
@ -304,11 +318,11 @@ static void WriteTevStage(std::string& out, const PicaShaderConfig& config, unsi
out += ";\n";
out += "float alpha_results_" + index_name + "[3] = float[3](";
AppendAlphaModifier(out, stage.alpha_modifier1, stage.alpha_source1, index_name);
AppendAlphaModifier(out, config, stage.alpha_modifier1, stage.alpha_source1, index_name);
out += ", ";
AppendAlphaModifier(out, stage.alpha_modifier2, stage.alpha_source2, index_name);
AppendAlphaModifier(out, config, stage.alpha_modifier2, stage.alpha_source2, index_name);
out += ", ";
AppendAlphaModifier(out, stage.alpha_modifier3, stage.alpha_source3, index_name);
AppendAlphaModifier(out, config, stage.alpha_modifier3, stage.alpha_source3, index_name);
out += ");\n";
out += "float alpha_output_" + index_name + " = ";
@ -523,6 +537,7 @@ std::string GenerateFragmentShader(const PicaShaderConfig& config) {
in vec4 primary_color;
in vec2 texcoord[3];
in float texcoord0_w;
in vec4 normquat;
in vec3 view;
@ -603,12 +618,14 @@ std::string GenerateVertexShader() {
out += "layout(location = " + std::to_string((int)ATTRIBUTE_TEXCOORD0) + ") in vec2 vert_texcoord0;\n";
out += "layout(location = " + std::to_string((int)ATTRIBUTE_TEXCOORD1) + ") in vec2 vert_texcoord1;\n";
out += "layout(location = " + std::to_string((int)ATTRIBUTE_TEXCOORD2) + ") in vec2 vert_texcoord2;\n";
out += "layout(location = " + std::to_string((int)ATTRIBUTE_TEXCOORD0_W) + ") in float vert_texcoord0_w;\n";
out += "layout(location = " + std::to_string((int)ATTRIBUTE_NORMQUAT) + ") in vec4 vert_normquat;\n";
out += "layout(location = " + std::to_string((int)ATTRIBUTE_VIEW) + ") in vec3 vert_view;\n";
out += R"(
out vec4 primary_color;
out vec2 texcoord[3];
out float texcoord0_w;
out vec4 normquat;
out vec3 view;
@ -617,6 +634,7 @@ void main() {
texcoord[0] = vert_texcoord0;
texcoord[1] = vert_texcoord1;
texcoord[2] = vert_texcoord2;
texcoord0_w = vert_texcoord0_w;
normquat = vert_normquat;
view = vert_view;
gl_Position = vec4(vert_position.x, vert_position.y, -vert_position.z, vert_position.w);

1
src/video_core/renderer_opengl/gl_shader_util.h
View File

@ -14,6 +14,7 @@ enum Attributes {
ATTRIBUTE_TEXCOORD0,
ATTRIBUTE_TEXCOORD1,
ATTRIBUTE_TEXCOORD2,
ATTRIBUTE_TEXCOORD0_W,
ATTRIBUTE_NORMQUAT,
ATTRIBUTE_VIEW,
};

3
src/video_core/shader/shader.h
View File

@ -43,7 +43,8 @@ struct OutputVertex {
Math::Vec4<float24> color;
Math::Vec2<float24> tc0;
Math::Vec2<float24> tc1;
INSERT_PADDING_WORDS(2);
float24 tc0_w;
INSERT_PADDING_WORDS(1);
Math::Vec3<float24> view;
INSERT_PADDING_WORDS(1);
Math::Vec2<float24> tc2;

Write Preview
Loading…
Cancel
Save