diff options
Diffstat (limited to 'src/mesa')
-rw-r--r-- | src/mesa/state_tracker/st_cb_fbo.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c index aeb5ac7fb3e..10f4e09cf0e 100644 --- a/src/mesa/state_tracker/st_cb_fbo.c +++ b/src/mesa/state_tracker/st_cb_fbo.c @@ -57,6 +57,10 @@ #include "util/u_surface.h" +/** Set to 1 to enable extra debug code */ +#define ST_DEBUG_FBO 0 + + static GLboolean st_renderbuffer_alloc_sw_storage(struct gl_context * ctx, struct gl_renderbuffer *rb, @@ -472,6 +476,16 @@ st_finish_render_texture(struct gl_context *ctx, } +/** Debug helper */ +static void +st_fbo_invalid(const char *reason) +{ +#if ST_DEBUG_FBO + debug_printf("Invalid FBO: %s\n", reason); +#endif +} + + /** * Validate a renderbuffer attachment for a particular set of bindings. */ @@ -484,6 +498,7 @@ st_validate_attachment(struct gl_context *ctx, const struct st_texture_object *stObj = st_texture_object(att->Texture); enum pipe_format format; gl_format texFormat; + GLboolean valid; /* Only validate texture attachments for now, since * st_renderbuffer_alloc_storage makes sure that @@ -507,9 +522,14 @@ st_validate_attachment(struct gl_context *ctx, format = st_mesa_format_to_pipe_format(linearFormat); } - return screen->is_format_supported(screen, format, + valid = screen->is_format_supported(screen, format, PIPE_TEXTURE_2D, stObj->pt->nr_samples, bindings); + if (!valid) { + st_fbo_invalid("Invalid format"); + } + + return valid; } @@ -558,12 +578,14 @@ st_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb) screen->get_param(screen, PIPE_CAP_MIXED_COLORBUFFER_FORMATS) != 0; if (depth->Type && stencil->Type && depth->Type != stencil->Type) { + st_fbo_invalid("Different Depth/Stencil buffer formats"); fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; return; } if (depth->Type == GL_RENDERBUFFER_EXT && stencil->Type == GL_RENDERBUFFER_EXT && depth->Renderbuffer != stencil->Renderbuffer) { + st_fbo_invalid("Separate Depth/Stencil buffers"); fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; return; } @@ -571,6 +593,7 @@ st_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb) stencil->Type == GL_TEXTURE && depth->Texture != stencil->Texture) { fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; + st_fbo_invalid("Different Depth/Stencil textures"); return; } @@ -613,6 +636,7 @@ st_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb) first_format = format; } else if (format != first_format) { fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT; + st_fbo_invalid("Mixed color formats"); return; } } |