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-rw-r--r--src/video_core/pica.h10
-rw-r--r--src/video_core/rasterizer.cpp29
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp8
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.h5
-rw-r--r--src/video_core/renderer_opengl/gl_shader_gen.cpp88
-rw-r--r--src/video_core/renderer_opengl/gl_shader_util.h1
-rw-r--r--src/video_core/shader/shader.h3
7 files changed, 106 insertions, 38 deletions
diff --git a/src/video_core/pica.h b/src/video_core/pica.h
index a81a7b984..86c0a0096 100644
--- a/src/video_core/pica.h
+++ b/src/video_core/pica.h
@@ -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);
diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp
index 80cad9056..65168f05a 100644
--- a/src/video_core/rasterizer.cpp
+++ b/src/video_core/rasterizer.cpp
@@ -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:
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index d1d9beccb..ed2e2f3ae 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -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):
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index b9315ed33..eed00011a 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -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];
};
diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp
index 0c3153e8f..71d60e69c 100644
--- a/src/video_core/renderer_opengl/gl_shader_gen.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp
@@ -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:
- out += "texture(tex[0], texcoord[0])";
+ // 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;
@@ -598,17 +613,19 @@ vec4 secondary_fragment_color = vec4(0.0);
std::string GenerateVertexShader() {
std::string out = "#version 330 core\n";
- out += "layout(location = " + std::to_string((int)ATTRIBUTE_POSITION) + ") in vec4 vert_position;\n";
- out += "layout(location = " + std::to_string((int)ATTRIBUTE_COLOR) + ") in vec4 vert_color;\n";
- 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_NORMQUAT) + ") in vec4 vert_normquat;\n";
- out += "layout(location = " + std::to_string((int)ATTRIBUTE_VIEW) + ") in vec3 vert_view;\n";
+ out += "layout(location = " + std::to_string((int)ATTRIBUTE_POSITION) + ") in vec4 vert_position;\n";
+ out += "layout(location = " + std::to_string((int)ATTRIBUTE_COLOR) + ") in vec4 vert_color;\n";
+ 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);
diff --git a/src/video_core/renderer_opengl/gl_shader_util.h b/src/video_core/renderer_opengl/gl_shader_util.h
index 097242f6f..f59912f79 100644
--- a/src/video_core/renderer_opengl/gl_shader_util.h
+++ b/src/video_core/renderer_opengl/gl_shader_util.h
@@ -14,6 +14,7 @@ enum Attributes {
ATTRIBUTE_TEXCOORD0,
ATTRIBUTE_TEXCOORD1,
ATTRIBUTE_TEXCOORD2,
+ ATTRIBUTE_TEXCOORD0_W,
ATTRIBUTE_NORMQUAT,
ATTRIBUTE_VIEW,
};
diff --git a/src/video_core/shader/shader.h b/src/video_core/shader/shader.h
index cfbb7f2ee..7f417675a 100644
--- a/src/video_core/shader/shader.h
+++ b/src/video_core/shader/shader.h
@@ -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;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 22:20:45 +0100