diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/formatquery.c | 63 |
1 files changed, 56 insertions, 7 deletions
diff --git a/src/mesa/main/formatquery.c b/src/mesa/main/formatquery.c index f487f32e7f5..289f133114d 100644 --- a/src/mesa/main/formatquery.c +++ b/src/mesa/main/formatquery.c @@ -1220,21 +1220,70 @@ _mesa_GetInternalformativ(GLenum target, GLenum internalformat, GLenum pname, buffer); break; - case GL_IMAGE_TEXEL_SIZE: - /* @TODO */ + case GL_IMAGE_TEXEL_SIZE: { + mesa_format image_format; + + if (!_mesa_has_ARB_shader_image_load_store(ctx) || + target == GL_RENDERBUFFER) + goto end; + + image_format = _mesa_get_shader_image_format(internalformat); + if (image_format == MESA_FORMAT_NONE) + goto end; + + /* We return bits */ + buffer[0] = (_mesa_get_format_bytes(image_format) * 8); break; + } case GL_IMAGE_COMPATIBILITY_CLASS: - /* @TODO */ + if (!_mesa_has_ARB_shader_image_load_store(ctx) || + target == GL_RENDERBUFFER) + goto end; + + buffer[0] = _mesa_get_image_format_class(internalformat); break; - case GL_IMAGE_PIXEL_FORMAT: - /* @TODO */ + case GL_IMAGE_PIXEL_FORMAT: { + GLint base_format; + + if (!_mesa_has_ARB_shader_image_load_store(ctx) || + target == GL_RENDERBUFFER || + !_mesa_is_shader_image_format_supported(ctx, internalformat)) + goto end; + + base_format = _mesa_base_tex_format(ctx, internalformat); + if (base_format == -1) + goto end; + + if (_mesa_is_enum_format_integer(internalformat)) + buffer[0] = _mesa_base_format_to_integer_format(base_format); + else + buffer[0] = base_format; break; + } - case GL_IMAGE_PIXEL_TYPE: - /* @TODO */ + case GL_IMAGE_PIXEL_TYPE: { + mesa_format image_format; + GLenum datatype; + GLuint comps; + + if (!_mesa_has_ARB_shader_image_load_store(ctx) || + target == GL_RENDERBUFFER) + goto end; + + image_format = _mesa_get_shader_image_format(internalformat); + if (image_format == MESA_FORMAT_NONE) + goto end; + + _mesa_uncompressed_format_to_type_and_comps(image_format, &datatype, + &comps); + if (!datatype) + goto end; + + buffer[0] = datatype; break; + } case GL_IMAGE_FORMAT_COMPATIBILITY_TYPE: { if (!_mesa_has_ARB_shader_image_load_store(ctx)) |