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- for now disable refs to fbo's on windows platform till we decide if we include glew or not

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This commit is contained in:
Mark Vejvoda 2010-11-01 23:56:46 +00:00
parent 9978cbeff5
commit 3c7fbd1fd7
1 changed files with 38 additions and 0 deletions
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38
source/shared_lib/sources/graphics/gl/texture_gl.cpp
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@ -433,6 +433,9 @@ void TextureGl::setup_FBO_RBO() {
printf("getTextureWidth() = %d, getTextureHeight() = %d\n",getTextureWidth(),getTextureHeight());
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
GLint width=0;
glGetTexLevelParameteriv(GL_TEXTURE_2D,0,GL_TEXTURE_WIDTH,&width);
GLint height=0;
@ -479,9 +482,14 @@ void TextureGl::setup_FBO_RBO() {
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, frameBufferId);
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
#endif
}
void TextureGl::teardown_FBO_RBO() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
//----------------
//Bind 0, which means render to back buffer
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
@ -492,33 +500,50 @@ void TextureGl::teardown_FBO_RBO() {
//Bind 0, which means render to back buffer, as a result, fb is unbound
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glDeleteFramebuffersEXT(1, &frameBufferId);
#endif
}
void TextureGl::initRenderBuffer() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
// create a renderbuffer object to store depth info
glGenRenderbuffersEXT(1, &renderBufferId);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, renderBufferId);
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT,getTextureWidth(), getTextureHeight());
//glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0);
#endif
}
void TextureGl::initFrameBuffer() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
// create a framebuffer object
glGenFramebuffersEXT(1, &frameBufferId);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, frameBufferId);
#endif
}
void TextureGl::attachRenderBuffer() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
// attach the renderbuffer to depth attachment point
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT,GL_RENDERBUFFER_EXT, renderBufferId);
#endif
}
void TextureGl::attachFrameBufferToTexture() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
// attach the texture to FBO color attachment point
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,GL_TEXTURE_2D, handle, 0);
#endif
}
bool TextureGl::checkFrameBufferStatus() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
// check FBO status
// Does the GPU support current FBO configuration?
GLenum status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
@ -527,14 +552,25 @@ bool TextureGl::checkFrameBufferStatus() {
return false;
}
return true;
#else
return false;
#endif
}
void TextureGl::dettachFrameBufferFromTexture() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
// switch back to window-system-provided framebuffer
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
#endif
}
TextureGl::~TextureGl() {
// Need some work to get extensions properly working in Windows (use Glew lib)
#ifndef WIN32
if(renderBufferId != 0) {
glDeleteRenderbuffersEXT(1, &renderBufferId);
renderBufferId = 0;
@ -545,6 +581,8 @@ TextureGl::~TextureGl() {
}
//glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
#endif
}
// =====================================================