993 lines
20 KiB
C++
993 lines
20 KiB
C++
// ------------------------------------
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#ifdef WIN32
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#include <windows.h>
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#endif // WIN32
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#ifdef __APPLE__
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#define GL_GLEXT_LEGACY 1
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#include <OpenGL/gl.h>
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#include <OpenGL/glu.h>
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#else
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#include <GL/gl.h>
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#include <GL/glu.h>
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#endif
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#include <iostream>
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#include "BL_Shader.h"
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#include "BL_Material.h"
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#include "MT_assert.h"
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#include "MT_Matrix4x4.h"
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#include "MT_Matrix3x3.h"
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#include "KX_PyMath.h"
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#include "MEM_guardedalloc.h"
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#include "RAS_GLExtensionManager.h"
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//using namespace bgl;
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#define spit(x) std::cout << x << std::endl;
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const bool BL_Shader::Ok()const
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{
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return (mShader !=0 && mOk && mUse);
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}
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BL_Shader::BL_Shader(PyTypeObject *T)
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: PyObjectPlus(T),
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mShader(0),
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mVert(0),
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mFrag(0),
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mPass(1),
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mOk(0),
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mUse(0),
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vertProg(""),
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fragProg(""),
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mError(0),
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mLog(0)
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{
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// if !RAS_EXT_support._ARB_shader_objects this class will not be used
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for (int i=0; i<MAXTEX; i++) {
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mSampler[i].type = 0;
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mSampler[i].pass = 0;
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mSampler[i].unit = -1;
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mSampler[i].loc = -1;
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mSampler[i].glTexture =0;
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}
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}
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using namespace bgl;
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BL_Shader::~BL_Shader()
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{
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#ifdef GL_ARB_shader_objects
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if(mLog) {
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MEM_freeN(mLog);
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mLog=0;
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}
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if( mShader ) {
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bgl::blDeleteObjectARB(mShader);
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mShader = 0;
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}
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if( mFrag ) {
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bgl::blDeleteObjectARB(mFrag);
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mFrag = 0;
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}
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if( mVert ) {
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bgl::blDeleteObjectARB(mVert);
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mVert = 0;
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}
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vertProg = 0;
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fragProg = 0;
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mOk = 0;
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bgl::blUseProgramObjectARB(0);
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#endif//GL_ARB_shader_objects
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}
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bool BL_Shader::LinkProgram()
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{
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#ifdef GL_ARB_shader_objects
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GLint vertlen = 0, fraglen=0, proglen=0;
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GLint vertstatus=0, fragstatus=0, progstatus=0;
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unsigned int tmpVert=0, tmpFrag=0, tmpProg=0;
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int char_len=0;
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if(mError)
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goto programError;
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if(!vertProg || !fragProg){
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spit("Invalid GLSL sources");
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return false;
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}
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if( !RAS_EXT_support._ARB_fragment_shader) {
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spit("Fragment shaders not supported");
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return false;
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}
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if( !RAS_EXT_support._ARB_vertex_shader) {
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spit("Vertex shaders not supported");
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return false;
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}
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// -- vertex shader ------------------
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tmpVert = bgl::blCreateShaderObjectARB(GL_VERTEX_SHADER_ARB);
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bgl::blShaderSourceARB(tmpVert, 1, (const char**)&vertProg, 0);
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bgl::blCompileShaderARB(tmpVert);
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bgl::blGetObjectParameterivARB(tmpVert, GL_OBJECT_INFO_LOG_LENGTH_ARB, &vertlen);
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// print info if any
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if( vertlen > 1){
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PrintInfo(vertlen,tmpVert, &char_len);
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goto programError;
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}
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// check for compile errors
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bgl::blGetObjectParameterivARB(tmpVert, GL_OBJECT_COMPILE_STATUS_ARB, &vertstatus);
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if(!vertstatus)
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goto programError;
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// -- fragment shader ----------------
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tmpFrag = bgl::blCreateShaderObjectARB(GL_FRAGMENT_SHADER_ARB);
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bgl::blShaderSourceARB(tmpFrag, 1,(const char**)&fragProg, 0);
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bgl::blCompileShaderARB(tmpFrag);
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bgl::blGetObjectParameterivARB(tmpFrag, GL_OBJECT_INFO_LOG_LENGTH_ARB, &fraglen);
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if(fraglen >1 ){
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PrintInfo(fraglen,tmpFrag, &char_len);
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goto programError;
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}
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bgl::blGetObjectParameterivARB(tmpFrag, GL_OBJECT_COMPILE_STATUS_ARB, &fragstatus);
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if(!fragstatus)
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goto programError;
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// -- program ------------------------
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// set compiled vert/frag shader & link
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tmpProg = bgl::blCreateProgramObjectARB();
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bgl::blAttachObjectARB(tmpProg, tmpVert);
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bgl::blAttachObjectARB(tmpProg, tmpFrag);
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bgl::blLinkProgramARB(tmpProg);
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bgl::blGetObjectParameterivARB(tmpProg, GL_OBJECT_INFO_LOG_LENGTH_ARB, &proglen);
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bgl::blGetObjectParameterivARB(tmpProg, GL_OBJECT_LINK_STATUS_ARB, &progstatus);
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if(!progstatus)
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goto programError;
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if(proglen > 0) {
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// print success
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PrintInfo(proglen,tmpProg, &char_len);
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if(char_len >0)
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spit(mLog);
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mError = 0;
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}
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// set
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mShader = tmpProg;
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mVert = tmpVert;
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mFrag = tmpFrag;
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mOk = 1;
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return true;
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programError:
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if(tmpVert) {
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bgl::blDeleteObjectARB(tmpVert);
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tmpVert=0;
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}
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if(tmpFrag) {
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bgl::blDeleteObjectARB(tmpFrag);
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tmpFrag=0;
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}
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if(tmpProg) {
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bgl::blDeleteObjectARB(tmpProg);
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tmpProg=0;
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}
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mOk = 0;
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mUse=0;
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mError = 1;
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spit("----------");
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spit("GLSL Error ");
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if(mLog)
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spit(mLog);
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spit("--------------------");
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return false;
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#else
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return false;
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#endif//GL_ARB_shader_objects
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}
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void BL_Shader::PrintInfo(int len, unsigned int handle, int* num)
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{
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#ifdef GL_ARB_shader_objects
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GLsizei number;
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mLog = (char*)MEM_mallocN(sizeof(char)*len, "print_log");
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//MT_assert(mLog, "Failed to create memory");
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bgl::blGetInfoLogARB(handle, len, &number, mLog);
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*num = number;
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#endif//GL_ARB_shader_objects
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}
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char *BL_Shader::GetVertPtr()
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{
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return vertProg?vertProg:0;
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}
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char *BL_Shader::GetFragPtr()
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{
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return fragProg?fragProg:0;
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}
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void BL_Shader::SetVertPtr( char *vert )
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{
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vertProg = vert;
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}
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void BL_Shader::SetFragPtr( char *frag )
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{
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fragProg = frag;
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}
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unsigned int BL_Shader::GetProg()
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{
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return mShader;
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}
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unsigned int BL_Shader::GetVertexShader()
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{
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return mVert;
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}
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unsigned int BL_Shader::GetFragmentShader()
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{
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return mFrag;
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}
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const uSampler* BL_Shader::getSampler(int i)
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{
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MT_assert(i<=MAXTEX);
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return &mSampler[i];
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}
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void BL_Shader::InitializeSampler(
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int type,
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int unit,
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int pass,
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unsigned int texture)
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{
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MT_assert(unit<=MAXTEX);
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mSampler[unit].glTexture = texture;
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mSampler[unit].loc =-1;
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mSampler[unit].pass=0;
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mSampler[unit].type=type;
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mSampler[unit].unit=unit;
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}
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PyObject* BL_Shader::_getattr(const STR_String& attr)
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{
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_getattr_up(PyObjectPlus);
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}
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PyMethodDef BL_Shader::Methods[] =
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{
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// creation
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KX_PYMETHODTABLE( BL_Shader, setSource ),
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KX_PYMETHODTABLE( BL_Shader, delSource ),
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KX_PYMETHODTABLE( BL_Shader, getVertexProg ),
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KX_PYMETHODTABLE( BL_Shader, getFragmentProg ),
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KX_PYMETHODTABLE( BL_Shader, setNumberOfPasses ),
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KX_PYMETHODTABLE( BL_Shader, validate),
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/// access functions
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KX_PYMETHODTABLE( BL_Shader, isValid),
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KX_PYMETHODTABLE( BL_Shader, setUniform1f ),
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KX_PYMETHODTABLE( BL_Shader, setUniform2f ),
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KX_PYMETHODTABLE( BL_Shader, setUniform3f ),
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KX_PYMETHODTABLE( BL_Shader, setUniform4f ),
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KX_PYMETHODTABLE( BL_Shader, setUniform1i ),
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KX_PYMETHODTABLE( BL_Shader, setUniform2i ),
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KX_PYMETHODTABLE( BL_Shader, setUniform3i ),
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KX_PYMETHODTABLE( BL_Shader, setUniform4i ),
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KX_PYMETHODTABLE( BL_Shader, setUniformfv ),
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KX_PYMETHODTABLE( BL_Shader, setUniformiv ),
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KX_PYMETHODTABLE( BL_Shader, setSampler ),
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KX_PYMETHODTABLE( BL_Shader, setUniformMatrix4 ),
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KX_PYMETHODTABLE( BL_Shader, setUniformMatrix3 ),
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{NULL,NULL} //Sentinel
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};
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PyTypeObject BL_Shader::Type = {
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PyObject_HEAD_INIT(&PyType_Type)
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0,
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"BL_Shader",
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sizeof(BL_Shader),
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0,
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PyDestructor,
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0,
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__getattr,
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__setattr,
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0,
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__repr,
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0
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};
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PyParentObject BL_Shader::Parents[] = {
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&PyObjectPlus::Type,
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&BL_Shader::Type,
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NULL
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};
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KX_PYMETHODDEF_DOC( BL_Shader, setSource," setSource(vertexProgram, fragmentProgram)" )
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{
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#ifdef GL_ARB_shader_objects
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if(mShader !=0 && mOk )
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{
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// already set...
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Py_Return;
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}
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char *v,*f;
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int apply=0;
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if( PyArg_ParseTuple(args, "ssi", &v, &f, &apply) )
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{
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vertProg = v;
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fragProg = f;
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if( LinkProgram() ) {
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bgl::blUseProgramObjectARB( mShader );
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mUse = apply!=0;
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Py_Return;
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}
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vertProg = 0;
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fragProg = 0;
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mUse = 0;
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Py_Return;
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}
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return NULL;
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#else
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Py_Return;
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#endif
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}
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KX_PYMETHODDEF_DOC( BL_Shader, delSource, "delSource( )" )
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{
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#ifdef GL_ARB_shader_objects
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bgl::blDeleteObjectARB(mShader);
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bgl::blDeleteObjectARB(mFrag);
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bgl::blDeleteObjectARB(mVert);
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mShader = 0;
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mFrag = 0;
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mVert = 0;
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vertProg = 0;
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fragProg = 0;
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mOk = 0;
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mUse = 0;
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bgl::blUseProgramObjectARB(0);
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#endif
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Py_Return;
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}
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KX_PYMETHODDEF_DOC( BL_Shader, isValid, "isValid()" )
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{
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return PyInt_FromLong( ( mShader !=0 && mOk ) );
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}
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KX_PYMETHODDEF_DOC( BL_Shader, getVertexProg ,"getVertexProg( )" )
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{
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return PyString_FromString(vertProg?vertProg:"");
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}
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KX_PYMETHODDEF_DOC( BL_Shader, getFragmentProg ,"getFragmentProg( )" )
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{
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return PyString_FromString(fragProg?fragProg:"");
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}
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KX_PYMETHODDEF_DOC( BL_Shader, validate, "validate()")
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{
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#ifdef GL_ARB_shader_objects
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if(mError) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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if(mShader==0) {
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PyErr_Format(PyExc_TypeError, "invalid shader object");
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return NULL;
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}
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GLint stat = 0;
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bgl::blValidateProgramARB(mShader);
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bgl::blGetObjectParameterivARB(mShader, GL_OBJECT_VALIDATE_STATUS_ARB, &stat);
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return PyInt_FromLong(0);
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#else
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Py_Return;
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#endif//GL_ARB_shader_objects
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}
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KX_PYMETHODDEF_DOC( BL_Shader, setSampler, "setSampler(name, index)" )
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{
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#ifdef GL_ARB_shader_objects
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if(mError) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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char *uniform="";
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int index=-1;
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if(PyArg_ParseTuple(args, "si", &uniform, &index))
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{
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if(mShader==0)
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{
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PyErr_Format(PyExc_ValueError, "invalid shader object");
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return NULL;
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}
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int loc= bgl::blGetUniformLocationARB(mShader, uniform);
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if( loc==-1 )
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{
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spit("Invalid uniform value: " << uniform << ".");
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Py_Return;
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}else
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{
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if(index <= MAXTEX)
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{
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mSampler[index].loc = loc;
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}else
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{
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spit("Invalid texture sample index: " << index);
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}
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Py_Return;
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}
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}
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return NULL;
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#else
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Py_Return;
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#endif//GL_ARB_shader_objects
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}
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KX_PYMETHODDEF_DOC( BL_Shader, setNumberOfPasses, "setNumberOfPasses( max-pass )" )
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{
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int pass = 1;
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if(!PyArg_ParseTuple(args, "i", &pass))
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return NULL;
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mPass = 1;
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Py_Return;
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}
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/// access functions
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KX_PYMETHODDEF_DOC( BL_Shader, setUniform1f, "setUniform1f(name, fx)" )
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{
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#ifdef GL_ARB_shader_objects
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if(mError) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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char *uniform="";
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float value=0;
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if(PyArg_ParseTuple(args, "sf", &uniform, &value ))
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{
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if( mShader==0 )
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{
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PyErr_Format(PyExc_ValueError, "invalid shader object");
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return NULL;
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}
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int loc= bgl::blGetUniformLocationARB(mShader, uniform);
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if( loc==-1 )
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{
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spit("Invalid uniform value: " << uniform << ".");
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Py_Return;
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}else
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{
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bgl::blUseProgramObjectARB( mShader );
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bgl::blUniform1fARB( loc, value );
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Py_Return;
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}
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}
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return NULL;
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#else
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Py_Return;
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#endif
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}
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KX_PYMETHODDEF_DOC( BL_Shader, setUniform2f , "setUniform2f(name, fx, fy)")
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{
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#ifdef GL_ARB_shader_objects
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if(mError) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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char *uniform="";
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float array[2]={ 0,0 };
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if(PyArg_ParseTuple(args, "sff", &uniform, &array[0],&array[1] ))
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{
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if( mShader==0 )
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{
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PyErr_Format(PyExc_ValueError, "invalid shader object");
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return NULL;
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}
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int loc= bgl::blGetUniformLocationARB(mShader , uniform);
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if( loc==-1 )
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{
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spit("Invalid uniform value: " << uniform << ".");
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Py_Return;
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}else
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{
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bgl::blUseProgramObjectARB( mShader );
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bgl::blUniform2fARB(loc, array[0],array[1] );
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Py_Return;
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}
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}
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return NULL;
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#else
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Py_Return;
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#endif//GL_ARB_shader_objects
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}
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KX_PYMETHODDEF_DOC( BL_Shader, setUniform3f, "setUniform3f(name, fx,fy,fz) ")
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{
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#ifdef GL_ARB_shader_objects
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if(mError) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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char *uniform="";
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float array[3]={0,0,0};
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if(PyArg_ParseTuple(args, "sfff", &uniform, &array[0],&array[1],&array[2]))
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{
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if(mShader==0)
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{
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PyErr_Format(PyExc_ValueError, "invalid shader object");
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return NULL;
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}
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int loc= bgl::blGetUniformLocationARB(mShader , uniform);
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if( loc==-1 )
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{
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spit("Invalid uniform value: " << uniform << ".");
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Py_Return;
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}else
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{
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bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform3fARB(loc, array[0],array[1],array[2]);
|
|
Py_Return;
|
|
}
|
|
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniform4f, "setUniform4f(name, fx,fy,fz, fw) ")
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
char *uniform="";
|
|
float array[4]={0,0,0,0};
|
|
if(PyArg_ParseTuple(args, "sffff", &uniform, &array[0],&array[1],&array[2], &array[3]))
|
|
{
|
|
if(mShader==0)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform4fARB(loc, array[0],array[1],array[2], array[3]);
|
|
Py_Return;
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniform1i, "setUniform1i(name, ix)" )
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
char *uniform="";
|
|
int value=0;
|
|
if(PyArg_ParseTuple(args, "si", &uniform, &value ))
|
|
{
|
|
if( mShader==0 )
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader, uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
bgl::blUseProgramObjectARB( mShader );
|
|
bgl::blUniform1iARB( loc, value );
|
|
Py_Return;
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniform2i , "setUniform2i(name, ix, iy)")
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
char *uniform="";
|
|
int array[2]={ 0,0 };
|
|
if(PyArg_ParseTuple(args, "sii", &uniform, &array[0],&array[1] ))
|
|
{
|
|
if( mShader==0 )
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
bgl::blUseProgramObjectARB( mShader );
|
|
bgl::blUniform2iARB(loc, array[0],array[1] );
|
|
Py_Return;
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniform3i, "setUniform3i(name, ix,iy,iz) ")
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
char *uniform="";
|
|
int array[3]={0,0,0};
|
|
if(PyArg_ParseTuple(args, "siii", &uniform, &array[0],&array[1],&array[2]))
|
|
{
|
|
if(mShader==0)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform3iARB(loc, array[0],array[1],array[2]);
|
|
Py_Return;
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniform4i, "setUniform4i(name, ix,iy,iz, iw) ")
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
char *uniform="";
|
|
int array[4]={0,0,0, 0};
|
|
if(PyArg_ParseTuple(args, "siiii", &uniform, &array[0],&array[1],&array[2], &array[3] ))
|
|
{
|
|
if(mShader==0)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform4iARB(loc, array[0],array[1],array[2], array[3]);
|
|
Py_Return;
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniformfv , "setUniformfv( float (list2 or list3 or list4) )")
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
char*uniform = "";
|
|
PyObject *listPtr =0;
|
|
float array_data[4] = {0.f,0.f,0.f,0.f};
|
|
|
|
if(PyArg_ParseTuple(args, "sO", &uniform, &listPtr))
|
|
{
|
|
if(mShader==0)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
if(PySequence_Check(listPtr))
|
|
{
|
|
unsigned int list_size = PySequence_Size(listPtr);
|
|
|
|
for(unsigned int i=0; (i<list_size && i<=4); i++)
|
|
{
|
|
PyObject *item = PySequence_GetItem(listPtr, i);
|
|
array_data[i] = (float)PyFloat_AsDouble(item);
|
|
Py_DECREF(item);
|
|
}
|
|
switch(list_size)
|
|
{
|
|
case 2:
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform2fARB(loc, array_data[0],array_data[1]);
|
|
Py_Return;
|
|
} break;
|
|
case 3:
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform3fARB(loc, array_data[0],array_data[1], array_data[2]);
|
|
Py_Return;
|
|
}break;
|
|
case 4:
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform4fARB(loc, array_data[0],array_data[1], array_data[2], array_data[3]);
|
|
Py_Return;
|
|
}break;
|
|
default:
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "Invalid list size");
|
|
return NULL;
|
|
}break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
|
|
}
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniformiv, "setUniformiv( int (list2 or list3 or list4) )")
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
char*uniform = "";
|
|
PyObject *listPtr =0;
|
|
int array_data[4] = {0,0,0,0};
|
|
|
|
if(PyArg_ParseTuple(args, "sO", &uniform, &listPtr))
|
|
{
|
|
if(mShader==0)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
if(PySequence_Check(listPtr))
|
|
{
|
|
unsigned int list_size = PySequence_Size(listPtr);
|
|
|
|
for(unsigned int i=0; (i<list_size && i<=4); i++)
|
|
{
|
|
PyObject *item = PySequence_GetItem(listPtr, i);
|
|
array_data[i] = PyInt_AsLong(item);
|
|
Py_DECREF(item);
|
|
}
|
|
switch(list_size)
|
|
{
|
|
case 2:
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform2iARB(loc, array_data[0],array_data[1]);
|
|
Py_Return;
|
|
} break;
|
|
case 3:
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform3iARB(loc, array_data[0],array_data[1], array_data[2]);
|
|
Py_Return;
|
|
}break;
|
|
case 4:
|
|
{
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniform4iARB(loc, array_data[0],array_data[1], array_data[2], array_data[3]);
|
|
Py_Return;
|
|
}break;
|
|
default:
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "Invalid list size");
|
|
return NULL;
|
|
}break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniformMatrix4,
|
|
"setUniformMatrix4(uniform-name, mat-4x4, transpose(row-major=true, col-major=false)" )
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
float matr[16] = {
|
|
1,0,0,0,
|
|
0,1,0,0,
|
|
0,0,1,0,
|
|
0,0,0,1
|
|
};
|
|
|
|
char *uniform="";
|
|
PyObject *matrix=0;
|
|
int transp=1; // MT_ is row major so transpose by default....
|
|
if(PyArg_ParseTuple(args, "sO|i",&uniform, &matrix,&transp))
|
|
{
|
|
if(mShader==0)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
if (PyObject_IsMT_Matrix(matrix, 4))
|
|
{
|
|
MT_Matrix4x4 mat;
|
|
if (PyMatTo(matrix, mat))
|
|
{
|
|
mat.getValue(matr);
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniformMatrix4fvARB(loc, 1, (transp!=0)?GL_TRUE:GL_FALSE, matr);
|
|
Py_Return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|
|
|
|
|
|
KX_PYMETHODDEF_DOC( BL_Shader, setUniformMatrix3,
|
|
"setUniformMatrix3(uniform-name, list[3x3], transpose(row-major=true, col-major=false)" )
|
|
{
|
|
#ifdef GL_ARB_shader_objects
|
|
if(mError) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
float matr[9] = {
|
|
1,0,0,
|
|
0,1,0,
|
|
0,0,1,
|
|
};
|
|
|
|
char *uniform="";
|
|
PyObject *matrix=0;
|
|
int transp=1; // MT_ is row major so transpose by default....
|
|
if(PyArg_ParseTuple(args, "sO|i",&uniform, &matrix,&transp))
|
|
{
|
|
if(mShader==0)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "invalid shader object");
|
|
return NULL;
|
|
}
|
|
int loc= bgl::blGetUniformLocationARB(mShader , uniform);
|
|
if( loc==-1 )
|
|
{
|
|
spit("Invalid uniform value: " << uniform << ".");
|
|
Py_Return;
|
|
}else
|
|
{
|
|
if (PyObject_IsMT_Matrix(matrix, 3))
|
|
{
|
|
MT_Matrix3x3 mat;
|
|
if (PyMatTo(matrix, mat))
|
|
{
|
|
mat.getValue(matr);
|
|
bgl::blUseProgramObjectARB(mShader);
|
|
bgl::blUniformMatrix3fvARB(loc, 1, (transp!=0)?GL_TRUE:GL_FALSE, matr);
|
|
Py_Return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
#else
|
|
Py_Return;
|
|
#endif//GL_ARB_shader_objects
|
|
}
|