| 19 | } |
| 20 | |
| 21 | int byteSize(const GLenum type) |
| 22 | { |
| 23 | switch (type) |
| 24 | { |
| 25 | case GL_UNSIGNED_BYTE: |
| 26 | case GL_BYTE: |
| 27 | return 1; |
| 28 | |
| 29 | case GL_UNSIGNED_SHORT: |
| 30 | case GL_SHORT: |
| 31 | return 2; |
| 32 | |
| 33 | case GL_UNSIGNED_INT: |
| 34 | case GL_INT: |
| 35 | return 4; |
| 36 | |
| 37 | case GL_HALF_FLOAT: |
| 38 | return 2; |
| 39 | |
| 40 | case GL_FLOAT: |
| 41 | return 4; |
| 42 | |
| 43 | default: |
| 44 | return 1; |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | int numberOfComponents(const GLenum format) |
| 49 | { |