void VideoDriverGLES20::setShaderProgram(ShaderProgram* prog_)
{
CHECKGL();
ShaderProgramGL* prog = safeCast<ShaderProgramGL*>(prog_);
unsigned int id = prog->getID();
glUseProgram(id);
_program = id;
int gl_error = glGetError();
if (gl_error != GL_NO_ERROR)
{
log::error("OpenGL error: %#x\n", gl_error);
char buf[1024];
GLsizei len;
glGetProgramInfoLog(id, sizeof(buf)-1, &len, buf);
buf[len] = 0;
log::error("OpenGL error: %s\n", buf);
if (gl_error == GL_OUT_OF_MEMORY)
{
exit(0);
}
}
// CHECKGL();
}
void VideoDriverGLES20::setShaderProgram(ShaderProgram* prog_)
{
CHECKGL();
ShaderProgramGL* prog = safeCast<ShaderProgramGL*>(prog_);
unsigned int id = prog->getID();
oxglUseProgram(id);
_program = id;
CHECKGL();
}
void OutputShaderError(const ShaderProgramGL& shaderProgram)
{
#ifdef _WIN32
int i=0;
const char* error_msg;
while( (error_msg = shaderProgram.getErrorMsg(i)) != NULL )
{
MessageBox(NULL, error_msg, "Error", 0);
i++;
}
#endif
}
SceneShaderInfo InitShaderInfo(const ShaderProgramGL& program)
{
return SceneShaderInfo( program.getVariableLocation("modelMatrix"),
program.getVariableLocation("projModelViewMatrix"),
program.getVariableLocation("normalMatrix"),
program.getVariableLocation("materialAmbient"),
program.getVariableLocation("materialDiffuse"),
program.getVariableLocation("materialSpecular"),
program.getVariableLocation("materialShininess"),
program.getVariableLocation("lightAmbient"),
program.getVariableLocation("lightDiffuse"),
program.getVariableLocation("lightSpecular"),
program.getVariableLocation("lightPosition"));
}
