bind_renderbuffer(target, renderbuffer, true);
}
+/**
+ * ARB_framebuffer_no_attachment - Application passes requested param's
+ * here. NOTE: NumSamples requested need not be _NumSamples which is
+ * what the hw supports.
+ */
static void
framebuffer_parameteri(struct gl_context *ctx, struct gl_framebuffer *fb,
GLenum pname, GLint param, const char *func)
bind_framebuffer(GLenum target, GLuint framebuffer, bool allow_user_names)
{
struct gl_framebuffer *newDrawFb, *newReadFb;
- struct gl_framebuffer *oldDrawFb, *oldReadFb;
GLboolean bindReadBuf, bindDrawBuf;
GET_CURRENT_CONTEXT(ctx);
newReadFb = ctx->WinSysReadBuffer;
}
- assert(newDrawFb);
- assert(newDrawFb != &DummyFramebuffer);
+ _mesa_bind_framebuffers(ctx,
+ bindDrawBuf ? newDrawFb : ctx->DrawBuffer,
+ bindReadBuf ? newReadFb : ctx->ReadBuffer);
+}
- /* save pointers to current/old framebuffers */
- oldDrawFb = ctx->DrawBuffer;
- oldReadFb = ctx->ReadBuffer;
+void
+_mesa_bind_framebuffers(struct gl_context *ctx,
+ struct gl_framebuffer *newDrawFb,
+ struct gl_framebuffer *newReadFb)
+{
+ struct gl_framebuffer *const oldDrawFb = ctx->DrawBuffer;
+ struct gl_framebuffer *const oldReadFb = ctx->ReadBuffer;
+ const bool bindDrawBuf = oldDrawFb != newDrawFb;
+ const bool bindReadBuf = oldReadFb != newReadFb;
- /* check if really changing bindings */
- if (oldDrawFb == newDrawFb)
- bindDrawBuf = GL_FALSE;
- if (oldReadFb == newReadFb)
- bindReadBuf = GL_FALSE;
+ assert(newDrawFb);
+ assert(newDrawFb != &DummyFramebuffer);
/*
* OK, now bind the new Draw/Read framebuffers, if they're changing.
}
if ((bindDrawBuf || bindReadBuf) && ctx->Driver.BindFramebuffer) {
- ctx->Driver.BindFramebuffer(ctx, target, newDrawFb, newReadFb);
+ /* The few classic drivers that actually hook this function really only
+ * want to know if the draw framebuffer changed.
+ */
+ ctx->Driver.BindFramebuffer(ctx,
+ bindDrawBuf ? GL_FRAMEBUFFER : GL_READ_FRAMEBUFFER,
+ newDrawFb, newReadFb);
}
}
const struct gl_renderbuffer_attachment *att;
GLenum err;
- /* The error differs in GL and GLES. */
- err = _mesa_is_desktop_gl(ctx) ? GL_INVALID_OPERATION : GL_INVALID_ENUM;
+ /* The error code for an attachment type of GL_NONE differs between APIs.
+ *
+ * From the ES 2.0.25 specification, page 127:
+ * "If the value of FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE is NONE, then
+ * querying any other pname will generate INVALID_ENUM."
+ *
+ * From the OpenGL 3.0 specification, page 337, or identically,
+ * the OpenGL ES 3.0.4 specification, page 240:
+ *
+ * "If the value of FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE is NONE, no
+ * framebuffer is bound to target. In this case querying pname
+ * FRAMEBUFFER_ATTACHMENT_OBJECT_NAME will return zero, and all other
+ * queries will generate an INVALID_OPERATION error."
+ */
+ err = ctx->API == API_OPENGLES2 && ctx->Version < 30 ?
+ GL_INVALID_ENUM : GL_INVALID_OPERATION;
if (_mesa_is_winsys_fbo(buffer)) {
/* Page 126 (page 136 of the PDF) of the OpenGL ES 2.0.25 spec
_mesa_enum_to_string(attachment));
return;
}
+
+ /* The specs are not clear about how to handle
+ * GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME with the default framebuffer,
+ * but dEQP-GLES3 expects an INVALID_ENUM error. This has also been
+ * discussed in:
+ *
+ * https://cvs.khronos.org/bugzilla/show_bug.cgi?id=12928#c1
+ * and https://bugs.freedesktop.org/show_bug.cgi?id=31947
+ */
+ if (pname == GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "%s(requesting GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME "
+ "when GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE is "
+ "GL_FRAMEBUFFER_DEFAULT is not allowed)", caller);
+ return;
+ }
+
/* the default / window-system FBO */
att = _mesa_get_fb0_attachment(ctx, buffer, attachment);
}
*/
invalidate_framebuffer_storage(ctx, fb, numAttachments, attachments,
0, 0,
- MAX_VIEWPORT_WIDTH, MAX_VIEWPORT_HEIGHT,
+ ctx->Const.MaxViewportWidth,
+ ctx->Const.MaxViewportHeight,
"glInvalidateFramebuffer");
}
*/
invalidate_framebuffer_storage(ctx, fb, numAttachments, attachments,
0, 0,
- MAX_VIEWPORT_WIDTH, MAX_VIEWPORT_HEIGHT,
+ ctx->Const.MaxViewportWidth,
+ ctx->Const.MaxViewportHeight,
"glInvalidateNamedFramebufferData");
}