inline void VL_glGenRenderbuffers(GLsizei n, GLuint *renderbuffers)
{
if (glGenRenderbuffersOES)
glGenRenderbuffersOES(n, renderbuffers);
else
VL_TRAP();
}
inline void VL_glRenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height)
{
if (glRenderbufferStorageOES)
glRenderbufferStorageOES(target, internalformat, width, height);
else
VL_TRAP();
}
inline void VL_glDeleteRenderbuffers(GLsizei n, const GLuint *renderbuffers)
{
if (glDeleteRenderbuffersOES)
glDeleteRenderbuffersOES(n, renderbuffers);
else
VL_TRAP();
}
inline void VL_glBindRenderbuffer(GLenum target, GLuint renderbuffer)
{
if (glBindRenderbufferOES)
glBindRenderbufferOES(target, renderbuffer);
else
VL_TRAP();
}
inline void VL_glBlendEquation(GLenum mode)
{
if(glBlendEquationOES)
glBlendEquationOES(mode);
else
VL_TRAP();
}
inline void VL_glGetRenderbufferParameteriv(GLenum target, GLenum pname, GLint *params)
{
if (glGetRenderbufferParameterivOES)
glGetRenderbufferParameterivOES(target, pname, params);
else
VL_TRAP();
}
inline void VL_glGenFramebuffers(GLsizei n, GLuint *framebuffers)
{
if (glGenFramebuffersOES)
glGenFramebuffersOES(n, framebuffers);
else
VL_TRAP();
}
inline void VL_glBlendFuncSeparate( GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha)
{
if(glBlendFuncSeparateOES)
glBlendFuncSeparateOES(srcRGB, dstRGB, srcAlpha, dstAlpha);
else
VL_TRAP();
}
inline void VL_glGenerateMipmap(GLenum target)
{
if (glGenerateMipmapOES)
glGenerateMipmapOES(target);
else
VL_TRAP();
}
inline void VL_glFramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer)
{
if (glFramebufferRenderbufferOES)
glFramebufferRenderbufferOES(target, attachment, renderbuffertarget, renderbuffer);
else
VL_TRAP();
}
inline void VL_glGetFramebufferAttachmentParameteriv(GLenum target, GLenum attachment, GLenum pname, GLint *params)
{
if (glGetFramebufferAttachmentParameterivOES)
glGetFramebufferAttachmentParameterivOES(target,attachment,pname,params);
else
VL_TRAP();
}
inline void VL_glFramebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
{
if (glFramebufferTexture2DOES)
glFramebufferTexture2DOES(target, attachment, textarget, texture, level);
else
VL_TRAP();
}
inline void VL_glBlendEquationSeparate( GLenum modeRGB, GLenum modeAlpha)
{
if(glBlendEquationSeparateOES)
glBlendEquationSeparateOES(modeRGB, modeAlpha);
else
VL_TRAP();
}
inline void VL_glDeleteFramebuffers(GLsizei n, const GLuint *framebuffers)
{
if (glDeleteFramebuffersOES)
glDeleteFramebuffersOES(n, framebuffers);
else
VL_TRAP();
}
inline GLboolean VL_glIsFramebuffer(GLuint framebuffer)
{
if (glIsFramebufferOES)
return glIsFramebufferOES(framebuffer);
else
VL_TRAP();
return GL_FALSE;
}
virtual void render(bool use_vbo) const
{
VL_CHECK(GLEW_VERSION_1_4);
VL_CHECK(!use_vbo || (use_vbo && (GLEW_ARB_vertex_buffer_object||GLEW_VERSION_1_5||GLEW_VERSION_3_0)))
use_vbo &= GLEW_ARB_vertex_buffer_object||GLEW_VERSION_1_5||GLEW_VERSION_3_0; // && indices()->gpuBuffer()->handle() && indices()->sizeGPU();
if ( !use_vbo && !indices()->size() )
return;
// apply patch parameters if any and if using PT_PATCHES
applyPatchParameters();
// primitive restart enable
if(primitiveRestartEnabled())
{
if(GLEW_VERSION_3_1)
{
glEnable(GL_PRIMITIVE_RESTART);
glPrimitiveRestartIndex(primitiveRestartIndex());
}
else
if(GLEW_NV_primitive_restart)
{
glEnable(GL_PRIMITIVE_RESTART_NV);
glPrimitiveRestartIndexNV(primitiveRestartIndex());
}
else
{
vl::Log::error("MultiDrawElements error: primitive restart not supported by this OpenGL implementation!\n");
VL_TRAP();
return;
}
}
GLvoid **indices_ptr = (GLvoid**)&mPointerVector[0];
if (use_vbo && indices()->gpuBuffer()->handle())
{
VL_glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indices()->gpuBuffer()->handle());
indices_ptr = (GLvoid**)&mNULLPointerVector[0];
}
else
VL_glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
if (baseVertices().size())
{
VL_CHECK( baseVertices().size() == pointerVector().size() )
VL_CHECK( baseVertices().size() == countVector().size() )
if (GLEW_ARB_draw_elements_base_vertex || GLEW_VERSION_3_1)
glMultiDrawElementsBaseVertex(
primitiveType(), (GLsizei*)&mCountVector[0], indices()->glType(), indices_ptr, (GLsizei)mCountVector.size(), (GLint*)&mBaseVertices[0]
);
else
{
vl::Log::error("MultiDrawElements::render(): glMultiDrawElementsBaseVertex() not supported!\n"
"OpenGL 3.1 or GL_ARB_draw_elements_base_vertex extension required.\n"
);
}
}
inline GLenum VL_glCheckFramebufferStatus(GLenum target)
{
if (glCheckFramebufferStatusOES)
return glCheckFramebufferStatusOES(target);
else
VL_TRAP();
return GL_FRAMEBUFFER_UNSUPPORTED;
}
inline GLboolean VL_glUnmapBuffer(GLenum target)
{
if (glUnmapBufferOES)
return glUnmapBufferOES(target);
else
{
VL_TRAP();
return GL_FALSE;
}
}
inline void* VL_glMapBuffer( GLenum target, GLenum access)
{
if(glMapBufferOES)
return glMapBufferOES(target, access);
else
{
VL_TRAP();
return 0;
}
}
inline void VL_glRenderbufferStorageMultisample( GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height )
{
#ifdef GL_APPLE_framebuffer_multisample
if (glRenderbufferStorageMultisampleAPPLE)
glRenderbufferStorageMultisampleAPPLE(target, samples, internalformat, width, height);
else
#endif
#ifdef GL_IMG_multisampled_render_to_texture
if (glRenderbufferStorageMultisampleIMG)
glRenderbufferStorageMultisampleIMG(target, samples, internalformat, width, height);
else
#endif
#ifdef GL_ANGLE_framebuffer_multisample
if (glRenderbufferStorageMultisampleANGLE)
glRenderbufferStorageMultisampleANGLE(target, samples, internalformat, width, height);
else
#endif
VL_TRAP();
}