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mesa: allow glFramebufferTexture1/2/3D(target = GL_READ/DRAW_FRAMEBUFFER)

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This is part of GL_EXT_framebuffer_blit and GL_ARB_framebuffer_obbject.
This commit is contained in:
Brian Paul
2009-01-29 15:01:09 -07:00
parent 5c38801f8e
commit 5fec84ad04
1 changed files with 19 additions and 4 deletions
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23
src/mesa/main/fbobject.c
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@@ -1367,16 +1367,31 @@ framebuffer_texture(GLcontext *ctx, const char *caller, GLenum target,
struct gl_renderbuffer_attachment *att;
struct gl_texture_object *texObj = NULL;
struct gl_framebuffer *fb;
GLboolean error = GL_FALSE;
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (target != GL_FRAMEBUFFER_EXT) {
switch (target) {
case GL_READ_FRAMEBUFFER_EXT:
error = !ctx->Extensions.EXT_framebuffer_blit;
fb = ctx->ReadBuffer;
break;
case GL_DRAW_FRAMEBUFFER_EXT:
error = !ctx->Extensions.EXT_framebuffer_blit;
/* fall-through */
case GL_FRAMEBUFFER_EXT:
fb = ctx->DrawBuffer;
break;
default:
error = GL_TRUE;
}
if (error) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glFramebufferTexture%sEXT(target)", caller);
"glFramebufferTexture%sEXT(target=0x%x)", caller, target);
return;
}
fb = ctx->DrawBuffer;
ASSERT(fb);
/* check framebuffer binding */
@@ -1518,7 +1533,7 @@ _mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
(textarget != GL_TEXTURE_RECTANGLE_ARB) &&
(!IS_CUBE_FACE(textarget))) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glFramebufferTexture2DEXT(textarget)");
"glFramebufferTexture2DEXT(textarget=0x%x)", textarget);
return;
}