Implement gl_PointSize point sprite emulation using D3D11 geometry shaders.
TRAC #22412
Signed-off-by: Nicolas Capens
Signed-off-by: Shannon Woods
Author: Jamie Madill
git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1786 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/ProgramBinary.h b/src/libGLESv2/ProgramBinary.h
index e0a3f15..d2ee73a 100644
--- a/src/libGLESv2/ProgramBinary.h
+++ b/src/libGLESv2/ProgramBinary.h
@@ -53,6 +53,7 @@
rx::ShaderExecutable *getPixelExecutable();
rx::ShaderExecutable *getVertexExecutable();
+ rx::ShaderExecutable *getGeometryExecutable();
GLuint getAttributeLocation(const char *name);
int getSemanticIndex(int attributeIndex);
@@ -61,6 +62,8 @@
TextureType getSamplerTextureType(SamplerType type, unsigned int samplerIndex);
GLint getUsedSamplerRange(SamplerType type);
bool usesPointSize() const;
+ bool usesPointSpriteEmulation() const;
+ bool usesGeometryShader() const;
GLint getUniformLocation(std::string name);
bool setUniform1fv(GLint location, GLsizei count, const GLfloat *v);
@@ -117,10 +120,14 @@
bool linkUniforms(InfoLog &infoLog, const sh::ActiveUniforms &vertexUniforms, const sh::ActiveUniforms &fragmentUniforms);
bool defineUniform(GLenum shader, const sh::Uniform &constant, InfoLog &infoLog);
+ std::string generateGeometryShaderHLSL(int registers, const Varying *packing[][4], FragmentShader *fragmentShader, VertexShader *vertexShader) const;
+ std::string generatePointSpriteHLSL(int registers, const Varying *packing[][4], FragmentShader *fragmentShader, VertexShader *vertexShader) const;
+
rx::Renderer *const mRenderer;
rx::ShaderExecutable *mPixelExecutable;
rx::ShaderExecutable *mVertexExecutable;
+ rx::ShaderExecutable *mGeometryExecutable;
Attribute mLinkedAttribute[MAX_VERTEX_ATTRIBS];
int mSemanticIndex[MAX_VERTEX_ATTRIBS];