#include "intel_context.h" #include "intel_tex.h" #include "main/enums.h" #include "main/formats.h" /** * Returns the renderbuffer DataType for a MESA_FORMAT. */ GLenum intel_mesa_format_to_rb_datatype(gl_format format) { switch (format) { case MESA_FORMAT_ARGB8888: case MESA_FORMAT_XRGB8888: case MESA_FORMAT_SARGB8: case MESA_FORMAT_R8: case MESA_FORMAT_RG88: case MESA_FORMAT_A8: case MESA_FORMAT_I8: case MESA_FORMAT_L8: case MESA_FORMAT_AL88: case MESA_FORMAT_RGB565: case MESA_FORMAT_ARGB1555: case MESA_FORMAT_ARGB4444: return GL_UNSIGNED_BYTE; case MESA_FORMAT_R16: case MESA_FORMAT_RG1616: case MESA_FORMAT_Z16: return GL_UNSIGNED_SHORT; case MESA_FORMAT_X8_Z24: return GL_UNSIGNED_INT; case MESA_FORMAT_S8_Z24: return GL_UNSIGNED_INT_24_8_EXT; case MESA_FORMAT_RGBA_FLOAT32: case MESA_FORMAT_RG_FLOAT32: case MESA_FORMAT_R_FLOAT32: case MESA_FORMAT_INTENSITY_FLOAT32: case MESA_FORMAT_LUMINANCE_FLOAT32: case MESA_FORMAT_ALPHA_FLOAT32: case MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32: return GL_FLOAT; default: _mesa_problem(NULL, "unexpected MESA_FORMAT for renderbuffer"); return GL_UNSIGNED_BYTE; } } int intel_compressed_num_bytes(GLuint mesaFormat) { GLuint bw, bh; GLuint block_size; block_size = _mesa_get_format_bytes(mesaFormat); _mesa_get_format_block_size(mesaFormat, &bw, &bh); return block_size / bw; }