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authorbunnei <bunneidev@gmail.com>2015-10-13 04:23:26 +0200
committerbunnei <bunneidev@gmail.com>2015-10-22 03:59:44 +0200
commit0ebcff710e6b5d266158ec364cf08bd8f22ae74a (patch)
tree6ce8538ed885a8497ca842dab88f94789a483a1c /src
parentgl_rasterizer: Use MMH3 hash for shader cache hey. (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.h2
-rw-r--r--src/video_core/renderer_opengl/gl_shader_gen.cpp92
-rw-r--r--src/video_core/renderer_opengl/gl_shader_util.cpp6
3 files changed, 52 insertions, 48 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index cf8df8d9c..872cae7da 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -95,7 +95,7 @@ namespace std {
template <>
struct hash<PicaShaderConfig> {
- std::size_t operator()(const PicaShaderConfig& k) const {
+ size_t operator()(const PicaShaderConfig& k) const {
return Common::ComputeHash64(&k, sizeof(PicaShaderConfig));
}
};
diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp
index 84883b483..7506cdc08 100644
--- a/src/video_core/renderer_opengl/gl_shader_gen.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp
@@ -29,33 +29,33 @@ static void AppendSource(std::string& out, TevStageConfig::Source source,
using Source = TevStageConfig::Source;
switch (source) {
case Source::PrimaryColor:
- out += "attr[2]";
+ out += "primary_color";
break;
case Source::PrimaryFragmentColor:
// HACK: Until we implement fragment lighting, use primary_color
- out += "attr[2]";
+ out += "primary_color";
break;
case Source::SecondaryFragmentColor:
// HACK: Until we implement fragment lighting, use zero
- out += "vec4(0.0, 0.0, 0.0, 0.0)";
+ out += "vec4(0.0)";
break;
case Source::Texture0:
- out += "texture(tex[0], attr[3].xy)";
+ out += "texture(tex[0], texcoord[0])";
break;
case Source::Texture1:
- out += "texture(tex[1], attr[3].zw)";
+ out += "texture(tex[1], texcoord[1])";
break;
- case Source::Texture2: // TODO: Unverified
- out += "texture(tex[2], attr[5].zw)";
+ case Source::Texture2:
+ out += "texture(tex[2], texcoord[2])";
break;
case Source::PreviousBuffer:
- out += "g_combiner_buffer";
+ out += "combiner_buffer";
break;
case Source::Constant:
- out += "const_color[" + index_name + "]";
+ ((out += "const_color[") += index_name) += ']';
break;
case Source::Previous:
- out += "g_last_tex_env_out";
+ out += "last_tex_env_out";
break;
default:
out += "vec4(0.0)";
@@ -172,8 +172,8 @@ static void AppendAlphaModifier(std::string& out, TevStageConfig::AlphaModifier
/// Writes the combiner function for the color components for the specified TEV stage operation
static void AppendColorCombiner(std::string& out, TevStageConfig::Operation operation,
const std::string& variable_name) {
+ out += "clamp(";
using Operation = TevStageConfig::Operation;
-
switch (operation) {
case Operation::Replace:
out += variable_name + "[0]";
@@ -182,19 +182,20 @@ static void AppendColorCombiner(std::string& out, TevStageConfig::Operation oper
out += variable_name + "[0] * " + variable_name + "[1]";
break;
case Operation::Add:
- out += "min(" + variable_name + "[0] + " + variable_name + "[1], vec3(1.0))";
+ out += variable_name + "[0] + " + variable_name + "[1]";
break;
case Operation::AddSigned:
- out += "clamp(" + variable_name + "[0] + " + variable_name + "[1] - vec3(0.5), vec3(0.0), vec3(1.0))";
+ out += variable_name + "[0] + " + variable_name + "[1] - vec3(0.5)";
break;
case Operation::Lerp:
+ // TODO(bunnei): Verify if HW actually does this per-component, otherwise we can just use builtin lerp
out += variable_name + "[0] * " + variable_name + "[2] + " + variable_name + "[1] * (vec3(1.0) - " + variable_name + "[2])";
break;
case Operation::Subtract:
- out += "max(" + variable_name + "[0] - " + variable_name + "[1], vec3(0.0))";
+ out += variable_name + "[0] - " + variable_name + "[1]";
break;
case Operation::MultiplyThenAdd:
- out += "min(" + variable_name + "[0] * " + variable_name + "[1] + " + variable_name + "[2], vec3(1.0))";
+ out += variable_name + "[0] * " + variable_name + "[1] + " + variable_name + "[2]";
break;
case Operation::AddThenMultiply:
out += "min(" + variable_name + "[0] + " + variable_name + "[1], vec3(1.0)) * " + variable_name + "[2]";
@@ -204,11 +205,13 @@ static void AppendColorCombiner(std::string& out, TevStageConfig::Operation oper
LOG_CRITICAL(Render_OpenGL, "Unknown color combiner operation: %u", operation);
break;
}
+ out += ", vec3(0.0), vec3(1.0))";
}
/// Writes the combiner function for the alpha component for the specified TEV stage operation
static void AppendAlphaCombiner(std::string& out, TevStageConfig::Operation operation,
const std::string& variable_name) {
+ out += "clamp(";
using Operation = TevStageConfig::Operation;
switch (operation) {
case Operation::Replace:
@@ -218,19 +221,19 @@ static void AppendAlphaCombiner(std::string& out, TevStageConfig::Operation oper
out += variable_name + "[0] * " + variable_name + "[1]";
break;
case Operation::Add:
- out += "min(" + variable_name + "[0] + " + variable_name + "[1], 1.0)";
+ out += variable_name + "[0] + " + variable_name + "[1]";
break;
case Operation::AddSigned:
- out += "clamp(" + variable_name + "[0] + " + variable_name + "[1] - 0.5, 0.0, 1.0)";
+ out += variable_name + "[0] + " + variable_name + "[1] - 0.5";
break;
case Operation::Lerp:
out += variable_name + "[0] * " + variable_name + "[2] + " + variable_name + "[1] * (1.0 - " + variable_name + "[2])";
break;
case Operation::Subtract:
- out += "max(" + variable_name + "[0] - " + variable_name + "[1], 0.0)";
+ out += variable_name + "[0] - " + variable_name + "[1]";
break;
case Operation::MultiplyThenAdd:
- out += "min(" + variable_name + "[0] * " + variable_name + "[1] + " + variable_name + "[2], 1.0)";
+ out += variable_name + "[0] * " + variable_name + "[1] + " + variable_name + "[2]";
break;
case Operation::AddThenMultiply:
out += "min(" + variable_name + "[0] + " + variable_name + "[1], 1.0) * " + variable_name + "[2]";
@@ -240,6 +243,7 @@ static void AppendAlphaCombiner(std::string& out, TevStageConfig::Operation oper
LOG_CRITICAL(Render_OpenGL, "Unknown alpha combiner operation: %u", operation);
break;
}
+ out += ", 0.0, 1.0)";
}
/// Writes the if-statement condition used to evaluate alpha testing
@@ -253,22 +257,22 @@ static void AppendAlphaTestCondition(std::string& out, Regs::CompareFunc func) {
out += "false";
break;
case CompareFunc::Equal:
- out += "int(g_last_tex_env_out.a * 255.0f) != alphatest_ref";
+ out += "int(last_tex_env_out.a * 255.0f) != alphatest_ref";
break;
case CompareFunc::NotEqual:
- out += "int(g_last_tex_env_out.a * 255.0f) == alphatest_ref";
+ out += "int(last_tex_env_out.a * 255.0f) == alphatest_ref";
break;
case CompareFunc::LessThan:
- out += "int(g_last_tex_env_out.a * 255.0f) >= alphatest_ref";
+ out += "int(last_tex_env_out.a * 255.0f) >= alphatest_ref";
break;
case CompareFunc::LessThanOrEqual:
- out += "int(g_last_tex_env_out.a * 255.0f) > alphatest_ref";
+ out += "int(last_tex_env_out.a * 255.0f) > alphatest_ref";
break;
case CompareFunc::GreaterThan:
- out += "int(g_last_tex_env_out.a * 255.0f) <= alphatest_ref";
+ out += "int(last_tex_env_out.a * 255.0f) <= alphatest_ref";
break;
case CompareFunc::GreaterThanOrEqual:
- out += "int(g_last_tex_env_out.a * 255.0f) < alphatest_ref";
+ out += "int(last_tex_env_out.a * 255.0f) < alphatest_ref";
break;
default:
out += "false";
@@ -307,16 +311,16 @@ static void WriteTevStage(std::string& out, const PicaShaderConfig& config, unsi
AppendAlphaCombiner(out, stage.alpha_op, "alpha_results_" + index_name);
out += ";\n";
- out += "g_last_tex_env_out = vec4("
- "clamp(color_output_" + index_name + " * " + std::to_string(stage.GetColorMultiplier()) + ".0, 0.0, 1.0),"
+ out += "last_tex_env_out = vec4("
+ "clamp(color_output_" + index_name + " * " + std::to_string(stage.GetColorMultiplier()) + ".0, vec3(0.0), vec3(1.0)),"
"clamp(alpha_output_" + index_name + " * " + std::to_string(stage.GetAlphaMultiplier()) + ".0, 0.0, 1.0));\n";
}
if (config.TevStageUpdatesCombinerBufferColor(index))
- out += "g_combiner_buffer.rgb = g_last_tex_env_out.rgb;\n";
+ out += "combiner_buffer.rgb = last_tex_env_out.rgb;\n";
if (config.TevStageUpdatesCombinerBufferAlpha(index))
- out += "g_combiner_buffer.a = g_last_tex_env_out.a;\n";
+ out += "combiner_buffer.a = last_tex_env_out.a;\n";
}
std::string GenerateFragmentShader(const PicaShaderConfig& config) {
@@ -324,10 +328,11 @@ std::string GenerateFragmentShader(const PicaShaderConfig& config) {
#version 330
#extension GL_ARB_explicit_uniform_location : require
-#define NUM_VTX_ATTR 7
#define NUM_TEV_STAGES 6
-in vec4 attr[NUM_VTX_ATTR];
+in vec4 primary_color;
+in vec2 texcoord[3];
+
out vec4 color;
)";
@@ -347,16 +352,16 @@ out vec4 color;
return out;
}
- for (std::size_t index = 0; index < config.tev_stages.size(); ++index)
+ for (size_t index = 0; index < config.tev_stages.size(); ++index)
WriteTevStage(out, config, (unsigned)index);
if (config.alpha_test_func != Regs::CompareFunc::Always) {
out += "if (";
AppendAlphaTestCondition(out, config.alpha_test_func);
- out += ") {\n discard;\n }\n";
+ out += ") discard;\n";
}
- out += "color = g_last_tex_env_out;\n}";
+ out += "color = last_tex_env_out;\n}";
return out;
}
@@ -365,21 +370,20 @@ std::string GenerateVertexShader() {
static const std::string out = R"(
#version 330
-#define NUM_VTX_ATTR 7
-
in vec4 vert_position;
in vec4 vert_color;
-in vec2 vert_texcoords0;
-in vec2 vert_texcoords1;
-in vec2 vert_texcoords2;
+in vec2 vert_texcoord0;
+in vec2 vert_texcoord1;
+in vec2 vert_texcoord2;
-out vec4 attr[NUM_VTX_ATTR];
+out vec4 primary_color;
+out vec2 texcoord[3];
void main() {
- attr[2] = vert_color;
- attr[3] = vec4(vert_texcoords0.xy, vert_texcoords1.xy);
- attr[5] = vec4(0.0, 0.0, vert_texcoords2.xy);
-
+ primary_color = vert_color;
+ texcoord[0] = vert_texcoord0;
+ texcoord[1] = vert_texcoord1;
+ texcoord[2] = vert_texcoord2;
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.cpp b/src/video_core/renderer_opengl/gl_shader_util.cpp
index ce218b857..2fa0ceb3e 100644
--- a/src/video_core/renderer_opengl/gl_shader_util.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_util.cpp
@@ -68,9 +68,9 @@ GLuint LoadProgram(const char* vertex_shader, const char* fragment_shader) {
glBindAttribLocation(program_id, Attributes::ATTRIBUTE_POSITION, "vert_position");
glBindAttribLocation(program_id, Attributes::ATTRIBUTE_COLOR, "vert_color");
- glBindAttribLocation(program_id, Attributes::ATTRIBUTE_TEXCOORDS + 0, "vert_texcoords0");
- glBindAttribLocation(program_id, Attributes::ATTRIBUTE_TEXCOORDS + 1, "vert_texcoords1");
- glBindAttribLocation(program_id, Attributes::ATTRIBUTE_TEXCOORDS + 2, "vert_texcoords2");
+ glBindAttribLocation(program_id, Attributes::ATTRIBUTE_TEXCOORDS + 0, "vert_texcoord0");
+ glBindAttribLocation(program_id, Attributes::ATTRIBUTE_TEXCOORDS + 1, "vert_texcoord1");
+ glBindAttribLocation(program_id, Attributes::ATTRIBUTE_TEXCOORDS + 2, "vert_texcoord2");
glLinkProgram(program_id);