ilikecats/stk-code_catmod
1
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Create a BO with texture_2d_array for shadows.

Browse Source
This commit is contained in:
Vincent Lejeune 2014-02-10 19:01:24 +01:00
parent c8844486fa
commit da6e6daeaa
4 changed files with 30 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/graphics/glwrap.cpp
View File

@ -54,6 +54,11 @@ PFNGLTEXBUFFERPROC glTexBuffer;
PFNGLBUFFERSUBDATAPROC glBufferSubData;
PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
PFNGLDEBUGMESSAGECALLBACKARBPROC glDebugMessageCallbackARB;
PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers;
PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer;
PFNGLFRAMEBUFFERTEXTUREPROC glFramebufferTexture;
PFNGLTEXIMAGE3DPROC glTexImage3D;
PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus;
#endif
static bool is_gl_init = false;
@ -177,6 +182,11 @@ void initGL()
glUniform4fv = (PFNGLUNIFORM4FVPROC)IRR_OGL_LOAD_EXTENSION("glUniform4fv");
glBufferSubData = (PFNGLBUFFERSUBDATAPROC)IRR_OGL_LOAD_EXTENSION("glBufferSubData");
glVertexAttribIPointer = (PFNGLVERTEXATTRIBIPOINTERPROC)IRR_OGL_LOAD_EXTENSION("glVertexAttribIPointer");
glGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC)IRR_OGL_LOAD_EXTENSION("glGenFramebuffers");
glBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC)IRR_OGL_LOAD_EXTENSION("glBindFramebuffer");
glFramebufferTexture = (PFNGLFRAMEBUFFERTEXTUREPROC)IRR_OGL_LOAD_EXTENSION("glFramebufferTexture");
glTexImage3D = (PFNGLTEXIMAGE3DPROC)IRR_OGL_LOAD_EXTENSION("glTexImage3D");
glCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC)IRR_OGL_LOAD_EXTENSION("glCheckFramebufferStatus");
#ifdef DEBUG
glDebugMessageCallbackARB = (PFNGLDEBUGMESSAGECALLBACKARBPROC)IRR_OGL_LOAD_EXTENSION("glDebugMessageCallbackARB");
#endif

5
src/graphics/glwrap.hpp
View File

@ -75,6 +75,11 @@ extern PFNGLDELETEVERTEXARRAYSPROC glDeleteVertexArrays;
extern PFNGLTEXBUFFERPROC glTexBuffer;
extern PFNGLBUFFERSUBDATAPROC glBufferSubData;
extern PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
extern PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers;
extern PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer;
extern PFNGLFRAMEBUFFERTEXTUREPROC glFramebufferTexture;
extern PFNGLTEXIMAGE3DPROC glTexImage3D;
extern PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus;
#ifdef DEBUG
extern PFNGLDEBUGMESSAGECALLBACKARBPROC glDebugMessageCallbackARB;
#endif

14
src/graphics/rtts.cpp
View File

@ -24,6 +24,7 @@
RTT::RTT()
{
initGL();
using namespace video;
using namespace core;
@ -140,6 +141,19 @@ RTT::RTT()
drv->setRenderTarget(0, false, false);
drv->endScene();
glGenFramebuffers(1, &shadowFBO);
glBindFramebuffer(GL_FRAMEBUFFER, shadowFBO);
glGenTextures(1, &shadowColorTex);
glBindTexture(GL_TEXTURE_2D_ARRAY, shadowColorTex);
glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_R8, 1024, 1024, 3, 0, GL_RED, GL_UNSIGNED_BYTE, 0);
glGenTextures(1, &shadowDepthTex);
glBindTexture(GL_TEXTURE_2D_ARRAY, shadowDepthTex);
glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_DEPTH_COMPONENT24, 1024, 1024, 3, 0, GL_DEPTH_COMPONENT, GL_FLOAT, 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);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
RTT::~RTT()

1
src/graphics/rtts.hpp
View File

@ -79,6 +79,7 @@ public:
private:
ITexture *rtts[RTT_COUNT];
unsigned shadowFBO, shadowColorTex, shadowDepthTex;
};
#endif