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Adds glRenderBufferStorageMultisample, extension detection for framebuffer_multisample

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This commit is contained in:
Jeff Gilbert 2011-10-19 15:09:57 -04:00
parent 02e706721b
commit e3dedb255f
3 changed files with 28 additions and 0 deletions
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14
gfx/thebes/GLContext.cpp
View File

@ -389,6 +389,18 @@ GLContext::InitWithPrefix(const char *prefix, bool trygl)
mInitialized = false;
}
}
if (IsExtensionSupported(GLContext::ANGLE_framebuffer_multisample) ||
IsExtensionSupported(GLContext::EXT_framebuffer_multisample)) {
SymLoadStruct auxSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fRenderbufferStorageMultisample, { "RenderbufferStorageMultisample", "RenderbufferStorageMultisampleEXT", "RenderbufferStorageMultisampleANGLE", NULL } },
{ NULL, { NULL } },
};
if (!LoadSymbols(&auxSymbols[0], trygl, prefix)) {
NS_RUNTIMEABORT("GL supports framebuffer_multisample without supplying glRenderbufferStorageMultisample");
mInitialized = false;
}
}
}
if (mInitialized) {
@ -455,6 +467,8 @@ static const char *sExtensionNames[] = {
"GL_OES_standard_derivatives",
"GL_EXT_framebuffer_blit",
"GL_ANGLE_framebuffer_blit",
"GL_EXT_framebuffer_multisample",
"GL_ANGLE_framebuffer_multisample",
NULL
};

12
gfx/thebes/GLContext.h
View File

@ -792,6 +792,10 @@ public:
return mOffscreenTexture;
}
virtual bool SupportsFramebufferMultisample() {
return IsExtensionSupported(EXT_framebuffer_multisample) || IsExtensionSupported(ANGLE_framebuffer_multisample);
}
virtual bool SupportsOffscreenSplit() {
return IsExtensionSupported(EXT_framebuffer_blit) || IsExtensionSupported(ANGLE_framebuffer_blit);
}
@ -1234,6 +1238,8 @@ public:
OES_standard_derivatives,
EXT_framebuffer_blit,
ANGLE_framebuffer_blit,
EXT_framebuffer_multisample,
ANGLE_framebuffer_multisample,
Extensions_Max
};
@ -2333,6 +2339,12 @@ public:
AFTER_GL_CALL;
}
void fRenderbufferStorageMultisample(GLenum target, GLsizei samples, GLenum internalFormat, GLsizei width, GLsizei height) {
BEFORE_GL_CALL;
mSymbols.fRenderbufferStorageMultisample(target, samples, internalFormat, width, height);
AFTER_GL_CALL;
}
void fDepthRange(GLclampf a, GLclampf b) {
BEFORE_GL_CALL;
if (mIsGLES2) {

2
gfx/thebes/GLContextSymbols.h
View File

@ -309,6 +309,8 @@ struct GLContextSymbols
typedef void (GLAPIENTRY * PFNGLBLITFRAMEBUFFER) (GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter);
PFNGLBLITFRAMEBUFFER fBlitFramebuffer;
typedef void (GLAPIENTRY * PFNGLRENDERBUFFERSTORAGEMULTISAMPLE) (GLenum target, GLsizei samples, GLenum internalFormat, GLsizei width, GLsizei height);
PFNGLRENDERBUFFERSTORAGEMULTISAMPLE fRenderbufferStorageMultisample;
/* These are different between GLES2 and desktop GL; we hide those differences, use the GL