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mesa: add some debug code to help diagnose incomplete FBO attachments (disabled)

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This commit is contained in:
Brian Paul 2009-02-17 16:47:54 -07:00
parent be8dd01678
commit 9f731c8962
1 changed files with 27 additions and 0 deletions
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27
src/mesa/main/fbobject.c
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@ -302,6 +302,20 @@ _mesa_framebuffer_renderbuffer(GLcontext *ctx, struct gl_framebuffer *fb,
}
/**
* For debug only.
*/
static void
att_incomplete(const char *msg)
{
#if 0
_mesa_printf("attachment incomplete: %s\n", msg);
#else
(void) msg;
#endif
}
/**
* Test if an attachment point is complete and update its Complete field.
* \param format if GL_COLOR, this is a color attachment point,
@ -323,20 +337,26 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
struct gl_texture_image *texImage;
if (!texObj) {
att_incomplete("no texobj");
att->Complete = GL_FALSE;
return;
}
texImage = texObj->Image[att->CubeMapFace][att->TextureLevel];
if (!texImage) {
att_incomplete("no teximage");
att->Complete = GL_FALSE;
return;
}
if (texImage->Width < 1 || texImage->Height < 1) {
att_incomplete("teximage width/height=0");
_mesa_printf("texobj = %u\n", texObj->Name);
_mesa_printf("level = %d\n", att->TextureLevel);
att->Complete = GL_FALSE;
return;
}
if (texObj->Target == GL_TEXTURE_3D && att->Zoffset >= texImage->Depth) {
att_incomplete("bad z offset");
att->Complete = GL_FALSE;
return;
}
@ -344,6 +364,7 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
if (format == GL_COLOR) {
if (texImage->TexFormat->BaseFormat != GL_RGB &&
texImage->TexFormat->BaseFormat != GL_RGBA) {
att_incomplete("bad format");
att->Complete = GL_FALSE;
return;
}
@ -358,11 +379,13 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
}
else {
att->Complete = GL_FALSE;
att_incomplete("bad depth format");
return;
}
}
else {
/* no such thing as stencil textures */
att_incomplete("illegal stencil texture");
att->Complete = GL_FALSE;
return;
}
@ -372,6 +395,7 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
if (!att->Renderbuffer->InternalFormat ||
att->Renderbuffer->Width < 1 ||
att->Renderbuffer->Height < 1) {
att_incomplete("0x0 renderbuffer");
att->Complete = GL_FALSE;
return;
}
@ -381,6 +405,7 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
ASSERT(att->Renderbuffer->RedBits);
ASSERT(att->Renderbuffer->GreenBits);
ASSERT(att->Renderbuffer->BlueBits);
att_incomplete("bad renderbuffer color format");
att->Complete = GL_FALSE;
return;
}
@ -395,6 +420,7 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
/* OK */
}
else {
att_incomplete("bad renderbuffer depth format");
att->Complete = GL_FALSE;
return;
}
@ -411,6 +437,7 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
}
else {
att->Complete = GL_FALSE;
att_incomplete("bad renderbuffer stencil format");
return;
}
}