diff options
Diffstat (limited to 'src/mesa/main/fbobject.c')
| -rw-r--r-- | src/mesa/main/fbobject.c | 59 |
1 files changed, 47 insertions, 12 deletions
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c index e8cf274e973..dd131078327 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -2307,8 +2307,13 @@ reuse_framebuffer_texture_attachment(struct gl_framebuffer *fb, /** * Common code called by glFramebufferTexture1D/2D/3DEXT() and * glFramebufferTextureLayerEXT(). - * Note: glFramebufferTextureLayerEXT() has no textarget parameter so we'll - * get textarget=0 in that case. + * + * \param textarget is the textarget that was passed to the + * glFramebufferTexture...() function, or 0 if the corresponding function + * doesn't have a textarget parameter. + * + * \param layered is true if this function was called from + * glFramebufferTexture(), false otherwise. */ static void framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target, @@ -2343,16 +2348,46 @@ framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target, texObj = _mesa_lookup_texture(ctx, texture); if (texObj != NULL) { if (textarget == 0) { - /* If textarget == 0 it means we're being called by - * glFramebufferTextureLayer() and textarget is not used. - * The only legal texture types for that function are 3D and - * 1D/2D arrays textures. - */ - err = (texObj->Target != GL_TEXTURE_3D) && - (texObj->Target != GL_TEXTURE_1D_ARRAY_EXT) && - (texObj->Target != GL_TEXTURE_2D_ARRAY_EXT) && - (texObj->Target != GL_TEXTURE_CUBE_MAP_ARRAY) && - (texObj->Target != GL_TEXTURE_2D_MULTISAMPLE_ARRAY); + if (layered) { + /* We're being called by glFramebufferTexture() and textarget + * is not used. + */ + switch (texObj->Target) { + case GL_TEXTURE_3D: + case GL_TEXTURE_1D_ARRAY_EXT: + case GL_TEXTURE_2D_ARRAY_EXT: + case GL_TEXTURE_CUBE_MAP: + case GL_TEXTURE_CUBE_MAP_ARRAY: + case GL_TEXTURE_2D_MULTISAMPLE_ARRAY: + err = false; + break; + case GL_TEXTURE_1D: + case GL_TEXTURE_2D: + case GL_TEXTURE_RECTANGLE: + case GL_TEXTURE_2D_MULTISAMPLE: + /* These texture types are valid to pass to + * glFramebufferTexture(), but since they aren't layered, it + * is equivalent to calling glFramebufferTexture{1D,2D}(). + */ + err = false; + layered = false; + textarget = texObj->Target; + break; + default: + err = true; + break; + } + } else { + /* We're being called by glFramebufferTextureLayer() and + * textarget is not used. The only legal texture types for + * that function are 3D and 1D/2D arrays textures. + */ + err = (texObj->Target != GL_TEXTURE_3D) && + (texObj->Target != GL_TEXTURE_1D_ARRAY_EXT) && + (texObj->Target != GL_TEXTURE_2D_ARRAY_EXT) && + (texObj->Target != GL_TEXTURE_CUBE_MAP_ARRAY) && + (texObj->Target != GL_TEXTURE_2D_MULTISAMPLE_ARRAY); + } } else { /* Make sure textarget is consistent with the texture's type */ |