diff options
Diffstat (limited to 'indra/llrender/llvertexbuffer.cpp')
| -rw-r--r-- | indra/llrender/llvertexbuffer.cpp | 50 |
1 files changed, 45 insertions, 5 deletions
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp index e4a5cd0299..8b5503229f 100644 --- a/indra/llrender/llvertexbuffer.cpp +++ b/indra/llrender/llvertexbuffer.cpp @@ -284,6 +284,12 @@ void LLVertexBuffer::setupClientArrays(U32 data_mask) { bool error = false; + if (gGLManager.mGLSLVersionMajor < 2 && gGLManager.mGLSLVersionMinor < 30) + { + //make sure texture index is disabled + data_mask = data_mask & ~MAP_TEXTURE_INDEX; + } + if (LLGLSLShader::sNoFixedFunction) { for (U32 i = 0; i < TYPE_MAX; ++i) @@ -1193,7 +1199,7 @@ void LLVertexBuffer::setupVertexArray() 1, //TYPE_WEIGHT, 4, //TYPE_WEIGHT4, 4, //TYPE_CLOTHWEIGHT, - 1, //TYPE_TEXTURE_INDEX + 4, //TYPE_TEXTURE_INDEX }; U32 attrib_type[] = @@ -1210,7 +1216,24 @@ void LLVertexBuffer::setupVertexArray() GL_FLOAT, //TYPE_WEIGHT, GL_FLOAT, //TYPE_WEIGHT4, GL_FLOAT, //TYPE_CLOTHWEIGHT, - GL_FLOAT, //TYPE_TEXTURE_INDEX + GL_UNSIGNED_BYTE, //TYPE_TEXTURE_INDEX + }; + + bool attrib_integer[] = + { + false, //TYPE_VERTEX, + false, //TYPE_NORMAL, + false, //TYPE_TEXCOORD0, + false, //TYPE_TEXCOORD1, + false, //TYPE_TEXCOORD2, + false, //TYPE_TEXCOORD3, + false, //TYPE_COLOR, + false, //TYPE_EMISSIVE, + false, //TYPE_BINORMAL, + false, //TYPE_WEIGHT, + false, //TYPE_WEIGHT4, + false, //TYPE_CLOTHWEIGHT, + true, //TYPE_TEXTURE_INDEX }; U32 attrib_normalized[] = @@ -1238,7 +1261,21 @@ void LLVertexBuffer::setupVertexArray() if (mTypeMask & (1 << i)) { glEnableVertexAttribArrayARB(i); - glVertexAttribPointerARB(i, attrib_size[i], attrib_type[i], attrib_normalized[i], sTypeSize[i], (void*) mOffsets[i]); + + if (attrib_integer[i]) + { +#if !LL_DARWIN + //glVertexattribIPointer requires GLSL 1.30 or later + if (gGLManager.mGLSLVersionMajor > 1 || gGLManager.mGLSLVersionMinor >= 30) + { + glVertexAttribIPointer(i, attrib_size[i], attrib_type[i], sTypeSize[i], (void*) mOffsets[i]); + } +#endif + } + else + { + glVertexAttribPointerARB(i, attrib_size[i], attrib_type[i], attrib_normalized[i], sTypeSize[i], (void*) mOffsets[i]); + } } else { @@ -2220,11 +2257,14 @@ void LLVertexBuffer::setupVertexBuffer(U32 data_mask) void* ptr = (void*)(base + mOffsets[TYPE_CLOTHWEIGHT]); glVertexAttribPointerARB(loc, 4, GL_FLOAT, GL_TRUE, LLVertexBuffer::sTypeSize[TYPE_CLOTHWEIGHT], ptr); } - if (data_mask & MAP_TEXTURE_INDEX) + if (data_mask & MAP_TEXTURE_INDEX && + (gGLManager.mGLSLVersionMajor >= 2 || gGLManager.mGLSLVersionMinor >= 30)) //indexed texture rendering requires GLSL 1.30 or later { +#if !LL_DARWIN S32 loc = TYPE_TEXTURE_INDEX; void *ptr = (void*) (base + mOffsets[TYPE_VERTEX] + 12); - glVertexAttribPointerARB(loc, 1, GL_FLOAT, GL_FALSE, LLVertexBuffer::sTypeSize[TYPE_VERTEX], ptr); + glVertexAttribIPointer(loc, 4, GL_UNSIGNED_BYTE, LLVertexBuffer::sTypeSize[TYPE_VERTEX], ptr); +#endif } if (data_mask & MAP_VERTEX) { |