| Value | Meaning |
|---|---|
| SHADER_LOC_VERTEX_POSITION0 | Shader location: vertex attribute: position |
| SHADER_LOC_VERTEX_TEXCOORD01 | Shader location: vertex attribute: texcoord01 |
| SHADER_LOC_VERTEX_TEXCOORD02 | Shader location: vertex attribute: texcoord02 |
| SHADER_LOC_VERTEX_NORMAL | Shader location: vertex attribute: normal |
| SHADER_LOC_VERTEX_TANGENT | Shader location: vertex attribute: tangent |
| SHADER_LOC_VERTEX_COLOR | Shader location: vertex attribute: color |
| SHADER_LOC_MATRIX_MVP | Shader location: matrix uniform: model-view-projection |
| SHADER_LOC_MATRIX_VIEW | Shader location: matrix uniform: view (camera transform) |
| SHADER_LOC_MATRIX_PROJECTION | Shader location: matrix uniform: projection |
| SHADER_LOC_MATRIX_MODEL | Shader location: matrix uniform: model (transform) |
| SHADER_LOC_MATRIX_NORMAL | Shader location: matrix uniform: normal |
| SHADER_LOC_VECTOR_VIEW | Shader location: vector uniform: view |
| SHADER_LOC_COLOR_DIFFUSE | Shader location: vector uniform: diffuse color |
| SHADER_LOC_COLOR_SPECULAR | Shader location: vector uniform: specular color |
| SHADER_LOC_COLOR_AMBIENT | Shader location: vector uniform: ambient color |
| SHADER_LOC_MAP_ALBEDO | Shader location: sampler2d texture: albedo (same as: SHADER_LOC_MAP_DIFFUSE) |
| SHADER_LOC_MAP_METALNESS | Shader location: sampler2d texture: metalness (same as: SHADER_LOC_MAP_SPECULAR) |
| SHADER_LOC_MAP_NORMAL | Shader location: sampler2d texture: normal |
| SHADER_LOC_MAP_ROUGHNESS | Shader location: sampler2d texture: roughness |
| SHADER_LOC_MAP_OCCLUSION | Shader location: sampler2d texture: occlusion |
| SHADER_LOC_MAP_EMISSION | Shader location: sampler2d texture: emission |
| SHADER_LOC_MAP_HEIGHT | Shader location: sampler2d texture: height |
| SHADER_LOC_MAP_CUBEMAP | Shader location: samplerCube texture: cubemap |
| SHADER_LOC_MAP_IRRADIANCE | Shader location: samplerCube texture: irradiance |
| SHADER_LOC_MAP_PREFILTER | Shader location: samplerCube texture: prefilter |
| SHADER_LOC_MAP_BRDF | Shader location: sampler2d texture: brdf |
Shader location index