[Mesa-dev] [PATCH] mesa: use _mesa_is_user_fbo() and _mesa_is_winsys_fbo() functions
Brian Paul
brianp at vmware.com
Thu Jan 12 08:30:23 PST 2012
Rather than testing the fbo's name against zero.
---
src/mesa/main/buffers.c | 13 ++++++-----
src/mesa/main/fbobject.c | 47 ++++++++++++-----------------------------
src/mesa/main/fbobject.h | 22 +++++++++++++++++++
src/mesa/main/framebuffer.c | 8 +++---
src/mesa/main/renderbuffer.c | 2 +-
src/mesa/main/teximage.c | 6 ++--
src/mesa/main/texobj.c | 2 +-
7 files changed, 52 insertions(+), 48 deletions(-)
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 602dd32..216b6ee 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -35,6 +35,7 @@
#include "colormac.h"
#include "context.h"
#include "enums.h"
+#include "fbobject.h"
#include "mtypes.h"
@@ -56,7 +57,7 @@ supported_buffer_bitmask(const struct gl_context *ctx,
{
GLbitfield mask = 0x0;
- if (fb->Name > 0) {
+ if (_mesa_is_user_fbo(fb)) {
/* A user-created renderbuffer */
GLuint i;
ASSERT(ctx->Extensions.EXT_framebuffer_object);
@@ -357,7 +358,7 @@ updated_drawbuffers(struct gl_context *ctx)
struct gl_framebuffer *fb = ctx->DrawBuffer;
/* Flag the FBO as requiring validation. */
- if (fb->Name != 0) {
+ if (_mesa_is_user_fbo(fb)) {
fb->_Status = 0;
}
}
@@ -452,7 +453,7 @@ _mesa_drawbuffers(struct gl_context *ctx, GLuint n, const GLenum *buffers,
fb->ColorDrawBuffer[buf] = GL_NONE;
}
- if (fb->Name == 0) {
+ if (_mesa_is_winsys_fbo(fb)) {
/* also set context drawbuffer state */
for (buf = 0; buf < ctx->Const.MaxDrawBuffers; buf++) {
if (ctx->Color.DrawBuffer[buf] != fb->ColorDrawBuffer[buf]) {
@@ -476,7 +477,7 @@ _mesa_update_draw_buffers(struct gl_context *ctx)
GLuint i;
/* should be a window system FBO */
- assert(ctx->DrawBuffer->Name == 0);
+ assert(_mesa_is_winsys_fbo(ctx->DrawBuffer));
for (i = 0; i < ctx->Const.MaxDrawBuffers; i++)
buffers[i] = ctx->Color.DrawBuffer[i];
@@ -497,7 +498,7 @@ _mesa_readbuffer(struct gl_context *ctx, GLenum buffer, GLint bufferIndex)
{
struct gl_framebuffer *fb = ctx->ReadBuffer;
- if (fb->Name == 0) {
+ if (_mesa_is_winsys_fbo(fb)) {
/* Only update the per-context READ_BUFFER state if we're bound to
* a window-system framebuffer.
*/
@@ -533,7 +534,7 @@ _mesa_ReadBuffer(GLenum buffer)
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx, "glReadBuffer %s\n", _mesa_lookup_enum_by_nr(buffer));
- if (fb->Name > 0 && buffer == GL_NONE) {
+ if (_mesa_is_user_fbo(fb) && buffer == GL_NONE) {
/* This is legal for user-created framebuffer objects */
srcBuffer = -1;
}
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index aefcaf3..de94da6 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -79,26 +79,6 @@ static struct gl_renderbuffer DummyRenderbuffer;
static struct gl_framebuffer IncompleteFramebuffer;
-/**
- * Is the given FBO a user-created FBO?
- */
-static inline GLboolean
-is_user_fbo(const struct gl_framebuffer *fb)
-{
- return fb->Name != 0;
-}
-
-
-/**
- * Is the given FBO a window system FBO (like an X window)?
- */
-static inline GLboolean
-is_winsys_fbo(const struct gl_framebuffer *fb)
-{
- return fb->Name == 0;
-}
-
-
static void
delete_dummy_renderbuffer(struct gl_renderbuffer *rb)
{
@@ -214,7 +194,7 @@ _mesa_get_attachment(struct gl_context *ctx, struct gl_framebuffer *fb,
{
GLuint i;
- assert(is_user_fbo(fb));
+ assert(_mesa_is_user_fbo(fb));
switch (attachment) {
case GL_COLOR_ATTACHMENT0_EXT:
@@ -265,7 +245,7 @@ static struct gl_renderbuffer_attachment *
_mesa_get_fb0_attachment(struct gl_context *ctx, struct gl_framebuffer *fb,
GLenum attachment)
{
- assert(is_winsys_fbo(fb));
+ assert(_mesa_is_winsys_fbo(fb));
switch (attachment) {
case GL_FRONT_LEFT:
@@ -711,7 +691,7 @@ _mesa_test_framebuffer_completeness(struct gl_context *ctx,
GLint i;
GLuint j;
- assert(is_user_fbo(fb));
+ assert(_mesa_is_user_fbo(fb));
numImages = 0;
fb->Width = 0;
@@ -1009,10 +989,10 @@ _mesa_DeleteRenderbuffersEXT(GLsizei n, const GLuint *renderbuffers)
_mesa_BindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0);
}
- if (is_user_fbo(ctx->DrawBuffer)) {
+ if (_mesa_is_user_fbo(ctx->DrawBuffer)) {
detach_renderbuffer(ctx, ctx->DrawBuffer, rb);
}
- if (is_user_fbo(ctx->ReadBuffer)
+ if (_mesa_is_user_fbo(ctx->ReadBuffer)
&& ctx->ReadBuffer != ctx->DrawBuffer) {
detach_renderbuffer(ctx, ctx->ReadBuffer, rb);
}
@@ -1318,7 +1298,7 @@ invalidate_rb(GLuint key, void *data, void *userData)
struct gl_renderbuffer *rb = (struct gl_renderbuffer *) userData;
/* If this is a user-created FBO */
- if (is_user_fbo(fb)) {
+ if (_mesa_is_user_fbo(fb)) {
GLuint i;
for (i = 0; i < BUFFER_COUNT; i++) {
struct gl_renderbuffer_attachment *att = fb->Attachment + i;
@@ -1609,7 +1589,7 @@ check_begin_texture_render(struct gl_context *ctx, struct gl_framebuffer *fb)
GLuint i;
ASSERT(ctx->Driver.RenderTexture);
- if (is_winsys_fbo(fb))
+ if (_mesa_is_winsys_fbo(fb))
return; /* can't render to texture with winsys framebuffers */
for (i = 0; i < BUFFER_COUNT; i++) {
@@ -1629,7 +1609,7 @@ check_begin_texture_render(struct gl_context *ctx, struct gl_framebuffer *fb)
static void
check_end_texture_render(struct gl_context *ctx, struct gl_framebuffer *fb)
{
- if (is_winsys_fbo(fb))
+ if (_mesa_is_winsys_fbo(fb))
return; /* can't render to texture with winsys framebuffers */
if (ctx->Driver.FinishRenderTexture) {
@@ -1882,7 +1862,7 @@ _mesa_CheckFramebufferStatusEXT(GLenum target)
return 0;
}
- if (is_winsys_fbo(buffer)) {
+ if (_mesa_is_winsys_fbo(buffer)) {
/* The window system / default framebuffer is always complete */
return GL_FRAMEBUFFER_COMPLETE_EXT;
}
@@ -1944,7 +1924,7 @@ framebuffer_texture(struct gl_context *ctx, const char *caller, GLenum target,
}
/* check framebuffer binding */
- if (is_winsys_fbo(fb)) {
+ if (_mesa_is_winsys_fbo(fb)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glFramebufferTexture%sEXT", caller);
return;
@@ -2204,7 +2184,7 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
return;
}
- if (is_winsys_fbo(fb)) {
+ if (_mesa_is_winsys_fbo(fb)) {
/* Can't attach new renderbuffers to a window system framebuffer */
_mesa_error(ctx, GL_INVALID_OPERATION, "glFramebufferRenderbufferEXT");
return;
@@ -2285,7 +2265,7 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
return;
}
- if (is_winsys_fbo(buffer)) {
+ if (_mesa_is_winsys_fbo(buffer)) {
/* Page 126 (page 136 of the PDF) of the OpenGL ES 2.0.25 spec
* says:
*
@@ -2332,7 +2312,8 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
switch (pname) {
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT:
- *params = is_winsys_fbo(buffer) ? GL_FRAMEBUFFER_DEFAULT : att->Type;
+ *params = _mesa_is_winsys_fbo(buffer)
+ ? GL_FRAMEBUFFER_DEFAULT : att->Type;
return;
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT:
if (att->Type == GL_RENDERBUFFER_EXT) {
diff --git a/src/mesa/main/fbobject.h b/src/mesa/main/fbobject.h
index 0a70a43..3aee842 100644
--- a/src/mesa/main/fbobject.h
+++ b/src/mesa/main/fbobject.h
@@ -32,6 +32,28 @@
struct gl_context;
struct gl_texture_object;
+
+/**
+ * Is the given FBO a user-created FBO?
+ */
+static inline GLboolean
+_mesa_is_user_fbo(const struct gl_framebuffer *fb)
+{
+ return fb->Name != 0;
+}
+
+
+/**
+ * Is the given FBO a window system FBO (like an X window)?
+ */
+static inline GLboolean
+_mesa_is_winsys_fbo(const struct gl_framebuffer *fb)
+{
+ return fb->Name == 0;
+}
+
+
+
extern void
_mesa_init_fbobjects(struct gl_context *ctx);
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index 3ce3955..7c3c4e3 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -281,8 +281,8 @@ _mesa_resize_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb,
* and return early.
*/
- /* For window system framebuffers, Name is zero */
- assert(fb->Name == 0);
+ /* Can only resize win-sys framebuffer objects */
+ assert(_mesa_is_winsys_fbo(fb));
for (i = 0; i < BUFFER_COUNT; i++) {
struct gl_renderbuffer_attachment *att = &fb->Attachment[i];
@@ -408,7 +408,7 @@ update_framebuffer_size(struct gl_context *ctx, struct gl_framebuffer *fb)
GLuint i;
/* user-created framebuffers only */
- assert(fb->Name);
+ assert(_mesa_is_user_fbo(fb));
for (i = 0; i < BUFFER_COUNT; i++) {
struct gl_renderbuffer_attachment *att = &fb->Attachment[i];
@@ -687,7 +687,7 @@ update_color_read_buffer(struct gl_context *ctx, struct gl_framebuffer *fb)
static void
update_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb)
{
- if (fb->Name == 0) {
+ if (_mesa_is_winsys_fbo(fb)) {
/* This is a window-system framebuffer */
/* Need to update the FB's GL_DRAW_BUFFER state to match the
* context state (GL_READ_BUFFER too).
diff --git a/src/mesa/main/renderbuffer.c b/src/mesa/main/renderbuffer.c
index bb8f46d..08e6946 100644
--- a/src/mesa/main/renderbuffer.c
+++ b/src/mesa/main/renderbuffer.c
@@ -132,7 +132,7 @@ _mesa_add_renderbuffer(struct gl_framebuffer *fb,
fb->Attachment[bufferName].Renderbuffer == NULL);
/* winsys vs. user-created buffer cross check */
- if (fb->Name) {
+ if (_mesa_is_user_fbo(fb)) {
assert(rb->Name);
}
else {
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 9475e84..ce62248 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -1900,7 +1900,7 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions,
}
/* Check that the source buffer is complete */
- if (ctx->ReadBuffer->Name) {
+ if (_mesa_is_user_fbo(ctx->ReadBuffer)) {
if (ctx->ReadBuffer->_Status == 0) {
_mesa_test_framebuffer_completeness(ctx, ctx->ReadBuffer);
}
@@ -1999,7 +1999,7 @@ copytexsubimage_error_check1( struct gl_context *ctx, GLuint dimensions,
GLenum target, GLint level)
{
/* Check that the source buffer is complete */
- if (ctx->ReadBuffer->Name) {
+ if (_mesa_is_user_fbo(ctx->ReadBuffer)) {
if (ctx->ReadBuffer->_Status == 0) {
_mesa_test_framebuffer_completeness(ctx, ctx->ReadBuffer);
}
@@ -2179,7 +2179,7 @@ check_rtt_cb(GLuint key, void *data, void *userData)
const GLuint level = info->level, face = info->face;
/* If this is a user-created FBO */
- if (fb->Name) {
+ if (_mesa_is_user_fbo(fb)) {
GLuint i;
/* check if any of the FBO's attachments point to 'texObj' */
for (i = 0; i < BUFFER_COUNT; i++) {
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index dc6e309..1b61d3a 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -893,7 +893,7 @@ unbind_texobj_from_fbo(struct gl_context *ctx,
for (i = 0; i < n; i++) {
struct gl_framebuffer *fb = (i == 0) ? ctx->DrawBuffer : ctx->ReadBuffer;
- if (fb->Name) {
+ if (_mesa_is_user_fbo(fb)) {
GLuint j;
for (j = 0; j < BUFFER_COUNT; j++) {
if (fb->Attachment[j].Type == GL_TEXTURE &&
--
1.7.3.4
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