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Use glFrameBufferTexture on shadows buffer

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We're sure there is at least gl 3.2 support.
This commit is contained in:
Vincent Lejeune 2014-04-05 20:53:38 +02:00
parent a951a8c885
commit 150ee87471
3 changed files with 5 additions and 2 deletions
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2
src/graphics/glwrap.cpp
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@ -58,6 +58,7 @@ PFNGLDEBUGMESSAGECALLBACKARBPROC glDebugMessageCallbackARB;
PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers;
PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer;
PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D;
PFNGLFRAMEBUFFERTEXTUREPROC glFramebufferTexture;
PFNGLTEXIMAGE3DPROC glTexImage3D;
PFNGLGENERATEMIPMAPPROC glGenerateMipmap;
PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus;
@ -200,6 +201,7 @@ void initGL()
glGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC)IRR_OGL_LOAD_EXTENSION("glGenFramebuffers");
glBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC)IRR_OGL_LOAD_EXTENSION("glBindFramebuffer");
glFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferTexture2D");
glFramebufferTexture = (PFNGLFRAMEBUFFERTEXTUREPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferTexture");
glTexImage3D = (PFNGLTEXIMAGE3DPROC)IRR_OGL_LOAD_EXTENSION("glTexImage3D");
glGenerateMipmap = (PFNGLGENERATEMIPMAPPROC)IRR_OGL_LOAD_EXTENSION("glGenerateMipmap");
glCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC)IRR_OGL_LOAD_EXTENSION("glCheckFramebufferStatus");

1
src/graphics/glwrap.hpp
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@ -75,6 +75,7 @@ extern PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
extern PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers;
extern PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer;
extern PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D;
extern PFNGLFRAMEBUFFERTEXTUREPROC glFramebufferTexture;
extern PFNGLTEXIMAGE3DPROC glTexImage3D;
extern PFNGLGENERATEMIPMAPPROC glGenerateMipmap;
extern PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus;

4
src/graphics/rtts.cpp
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@ -128,8 +128,8 @@ RTT::RTT()
glGenTextures(1, &shadowDepthTex);
glBindTexture(GL_TEXTURE_2D_ARRAY, shadowDepthTex);
glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_DEPTH_COMPONENT24, 1024, 1024, 4, 0, GL_DEPTH_COMPONENT, GL_FLOAT, 0);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D_ARRAY, shadowColorTex, 0);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D_ARRAY, shadowDepthTex, 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, shadowColorTex, 0);
glFramebufferTexture(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, shadowDepthTex, 0);
GLenum result = glCheckFramebufferStatus(GL_FRAMEBUFFER);
assert(result == GL_FRAMEBUFFER_COMPLETE_EXT);
}