diff options
| author | Nyx (Neal Orman) <nyx@lindenlab.com> | 2011-02-11 17:31:56 -0500 |
|---|---|---|
| committer | Nyx (Neal Orman) <nyx@lindenlab.com> | 2011-02-11 17:31:56 -0500 |
| commit | a4135cd3aa8be0d1d17174c2ccdce36cbf235367 (patch) | |
| tree | 8f13dd7abefb2c8ac553cab0143780914ae65f4a /indra/llrender/llgl.cpp | |
| parent | 344ddaf9f5945c63c39774f9619069629430e70b (diff) | |
| parent | f546f06452f453cf062d166ddebefd98afbd118b (diff) | |
merge
Diffstat (limited to 'indra/llrender/llgl.cpp')
| -rw-r--r-- | indra/llrender/llgl.cpp | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp index 9022026248..9354373dba 100644 --- a/indra/llrender/llgl.cpp +++ b/indra/llrender/llgl.cpp @@ -671,7 +671,15 @@ void LLGLManager::initExtensions() mHasVertexBufferObject = ExtensionExists("GL_ARB_vertex_buffer_object", gGLHExts.mSysExts); mHasDepthClamp = ExtensionExists("GL_ARB_depth_clamp", gGLHExts.mSysExts) || ExtensionExists("GL_NV_depth_clamp", gGLHExts.mSysExts); // mask out FBO support when packed_depth_stencil isn't there 'cause we need it for LLRenderTarget -Brad +#ifdef GL_ARB_framebuffer_object mHasFramebufferObject = ExtensionExists("GL_ARB_framebuffer_object", gGLHExts.mSysExts); +#else + mHasFramebufferObject = ExtensionExists("GL_EXT_framebuffer_object", gGLHExts.mSysExts) && + ExtensionExists("GL_EXT_framebuffer_blit", gGLHExts.mSysExts) && + ExtensionExists("GL_EXT_framebuffer_multisample", gGLHExts.mSysExts) && + ExtensionExists("GL_EXT_packed_depth_stencil", gGLHExts.mSysExts); +#endif + mHasDrawBuffers = ExtensionExists("GL_ARB_draw_buffers", gGLHExts.mSysExts); mHasBlendFuncSeparate = ExtensionExists("GL_EXT_blend_func_separate", gGLHExts.mSysExts); mHasTextureRectangle = ExtensionExists("GL_ARB_texture_rectangle", gGLHExts.mSysExts); @@ -2063,11 +2071,14 @@ void LLGLDepthTest::checkState() } } -LLGLSquashToFarClip::LLGLSquashToFarClip(glh::matrix4f P) +LLGLSquashToFarClip::LLGLSquashToFarClip(glh::matrix4f P, U32 layer) { + + F32 depth = 0.99999f - 0.0001f * layer; + for (U32 i = 0; i < 4; i++) { - P.element(2, i) = P.element(3, i) * 0.99999f; + P.element(2, i) = P.element(3, i) * depth; } glMatrixMode(GL_PROJECTION); |