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Vertices now carry general purpose 'data' rather than a 'material', though the data will be treated as a material in many cases. This is part of making the architecture more generic and involves some renaming.

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David Williams
2014-05-29 11:39:29 +02:00
parent 85c5686ff9
commit 2090b0087c
7 changed files with 45 additions and 41 deletions
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4
examples/common/OpenGLWidget.h
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@ -92,8 +92,8 @@ public:
// Finally a surface extractor will probably output additional data. This is highly application dependant. For this example code
// we're just uploading it as a set of bytes which we can read individually, but real code will want to do something specialised here.
glEnableVertexAttribArray(2); //We're talking about shader attribute '2'
GLint size = (std::min)(sizeof(typename MeshType::VertexType::VoxelType), size_t(4)); // Can't upload more that 4 components (vec4 is GLSL's biggest type)
glVertexAttribIPointer(2, size, GL_UNSIGNED_BYTE, sizeof(typename MeshType::VertexType), (GLvoid*)(offsetof(typename MeshType::VertexType, material)));
GLint size = (std::min)(sizeof(typename MeshType::VertexType::DataType), size_t(4)); // Can't upload more that 4 components (vec4 is GLSL's biggest type)
glVertexAttribIPointer(2, size, GL_UNSIGNED_BYTE, sizeof(typename MeshType::VertexType), (GLvoid*)(offsetof(typename MeshType::VertexType, data)));
// We're done uploading and can now unbind.
glBindVertexArray(0);