diff options
Diffstat (limited to 'src/mesa/main')
| -rw-r--r-- | src/mesa/main/formatquery.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/mesa/main/formatquery.c b/src/mesa/main/formatquery.c index bb9267145a7..1a9d86ce56f 100644 --- a/src/mesa/main/formatquery.c +++ b/src/mesa/main/formatquery.c @@ -256,6 +256,112 @@ _legal_parameters(struct gl_context *ctx, GLenum target, GLenum internalformat, return true; } +/* Sets the appropriate "unsupported" response as defined by the + * ARB_internalformat_query2 spec for each each <pname>. + */ +static void +_set_default_response(GLenum pname, GLint buffer[16]) +{ + /* The ARB_internalformat_query2 defines which is the reponse best + * representing "not supported" or "not applicable" for each <pname>. + * + * " In general: + * - size- or count-based queries will return zero, + * - support-, format- or type-based queries will return NONE, + * - boolean-based queries will return FALSE, and + * - list-based queries return no entries." + */ + switch(pname) { + case GL_SAMPLES: + break; + + case GL_MAX_COMBINED_DIMENSIONS: + case GL_NUM_SAMPLE_COUNTS: + case GL_INTERNALFORMAT_RED_SIZE: + case GL_INTERNALFORMAT_GREEN_SIZE: + case GL_INTERNALFORMAT_BLUE_SIZE: + case GL_INTERNALFORMAT_ALPHA_SIZE: + case GL_INTERNALFORMAT_DEPTH_SIZE: + case GL_INTERNALFORMAT_STENCIL_SIZE: + case GL_INTERNALFORMAT_SHARED_SIZE: + case GL_MAX_WIDTH: + case GL_MAX_HEIGHT: + case GL_MAX_DEPTH: + case GL_MAX_LAYERS: + case GL_IMAGE_TEXEL_SIZE: + case GL_TEXTURE_COMPRESSED_BLOCK_WIDTH: + case GL_TEXTURE_COMPRESSED_BLOCK_HEIGHT: + case GL_TEXTURE_COMPRESSED_BLOCK_SIZE: + buffer[0] = 0; + break; + + case GL_INTERNALFORMAT_PREFERRED: + case GL_INTERNALFORMAT_RED_TYPE: + case GL_INTERNALFORMAT_GREEN_TYPE: + case GL_INTERNALFORMAT_BLUE_TYPE: + case GL_INTERNALFORMAT_ALPHA_TYPE: + case GL_INTERNALFORMAT_DEPTH_TYPE: + case GL_INTERNALFORMAT_STENCIL_TYPE: + case GL_FRAMEBUFFER_RENDERABLE: + case GL_FRAMEBUFFER_RENDERABLE_LAYERED: + case GL_FRAMEBUFFER_BLEND: + case GL_READ_PIXELS: + case GL_READ_PIXELS_FORMAT: + case GL_READ_PIXELS_TYPE: + case GL_TEXTURE_IMAGE_FORMAT: + case GL_TEXTURE_IMAGE_TYPE: + case GL_GET_TEXTURE_IMAGE_FORMAT: + case GL_GET_TEXTURE_IMAGE_TYPE: + case GL_MANUAL_GENERATE_MIPMAP: + case GL_AUTO_GENERATE_MIPMAP: + case GL_COLOR_ENCODING: + case GL_SRGB_READ: + case GL_SRGB_WRITE: + case GL_SRGB_DECODE_ARB: + case GL_FILTER: + case GL_VERTEX_TEXTURE: + case GL_TESS_CONTROL_TEXTURE: + case GL_TESS_EVALUATION_TEXTURE: + case GL_GEOMETRY_TEXTURE: + case GL_FRAGMENT_TEXTURE: + case GL_COMPUTE_TEXTURE: + case GL_TEXTURE_SHADOW: + case GL_TEXTURE_GATHER: + case GL_TEXTURE_GATHER_SHADOW: + case GL_SHADER_IMAGE_LOAD: + case GL_SHADER_IMAGE_STORE: + case GL_SHADER_IMAGE_ATOMIC: + case GL_IMAGE_COMPATIBILITY_CLASS: + case GL_IMAGE_PIXEL_FORMAT: + case GL_IMAGE_PIXEL_TYPE: + case GL_IMAGE_FORMAT_COMPATIBILITY_TYPE: + case GL_SIMULTANEOUS_TEXTURE_AND_DEPTH_TEST: + case GL_SIMULTANEOUS_TEXTURE_AND_STENCIL_TEST: + case GL_SIMULTANEOUS_TEXTURE_AND_DEPTH_WRITE: + case GL_SIMULTANEOUS_TEXTURE_AND_STENCIL_WRITE: + case GL_CLEAR_BUFFER: + case GL_TEXTURE_VIEW: + case GL_VIEW_COMPATIBILITY_CLASS: + buffer[0] = GL_NONE; + break; + + case GL_INTERNALFORMAT_SUPPORTED: + case GL_COLOR_COMPONENTS: + case GL_DEPTH_COMPONENTS: + case GL_STENCIL_COMPONENTS: + case GL_COLOR_RENDERABLE: + case GL_DEPTH_RENDERABLE: + case GL_STENCIL_RENDERABLE: + case GL_MIPMAP: + case GL_TEXTURE_COMPRESSED: + buffer[0] = GL_FALSE; + break; + + default: + unreachable("invalid 'pname'"); + } +} + /* default implementation of QueryInternalFormat driverfunc, for * drivers not implementing ARB_internalformat_query2. */ |