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Diffstat (limited to 'mesalib/src/mesa/main/fbobject.c')
-rw-r--r--mesalib/src/mesa/main/fbobject.c480
1 files changed, 281 insertions, 199 deletions
diff --git a/mesalib/src/mesa/main/fbobject.c b/mesalib/src/mesa/main/fbobject.c
index ed1db0fec..7b3599f93 100644
--- a/mesalib/src/mesa/main/fbobject.c
+++ b/mesalib/src/mesa/main/fbobject.c
@@ -34,7 +34,9 @@
#include "buffers.h"
#include "context.h"
+#include "enums.h"
#include "fbobject.h"
+#include "formats.h"
#include "framebuffer.h"
#include "hash.h"
#include "macros.h"
@@ -44,6 +46,14 @@
#include "teximage.h"
#include "texobj.h"
#include "texstore.h"
+#include "texstate.h"
+
+
+/** Set this to 1 to help debug FBO incompleteness problems */
+#define DEBUG_FBO 0
+
+/** Set this to 1 to debug/log glBlitFramebuffer() calls */
+#define DEBUG_BLIT 0
/**
@@ -223,9 +233,13 @@ _mesa_set_texture_attachment(GLcontext *ctx,
if (att->Texture == texObj) {
/* re-attaching same texture */
ASSERT(att->Type == GL_TEXTURE);
+ if (ctx->Driver.FinishRenderTexture)
+ ctx->Driver.FinishRenderTexture(ctx, att);
}
else {
/* new attachment */
+ if (ctx->Driver.FinishRenderTexture && att->Texture)
+ ctx->Driver.FinishRenderTexture(ctx, att);
_mesa_remove_attachment(ctx, att);
att->Type = GL_TEXTURE;
assert(!att->Texture);
@@ -234,12 +248,7 @@ _mesa_set_texture_attachment(GLcontext *ctx,
/* always update these fields */
att->TextureLevel = level;
- if (IS_CUBE_FACE(texTarget)) {
- att->CubeMapFace = texTarget - GL_TEXTURE_CUBE_MAP_POSITIVE_X;
- }
- else {
- att->CubeMapFace = 0;
- }
+ att->CubeMapFace = _mesa_tex_target_to_face(texTarget);
att->Zoffset = zoffset;
att->Complete = GL_FALSE;
@@ -308,8 +317,8 @@ _mesa_framebuffer_renderbuffer(GLcontext *ctx, struct gl_framebuffer *fb,
static void
att_incomplete(const char *msg)
{
-#if 0
- _mesa_printf("attachment incomplete: %s\n", msg);
+#if DEBUG_FBO
+ _mesa_debug(NULL, "attachment incomplete: %s\n", msg);
#else
(void) msg;
#endif
@@ -317,6 +326,23 @@ att_incomplete(const char *msg)
/**
+ * For debug only.
+ */
+static void
+fbo_incomplete(const char *msg, int index)
+{
+#if DEBUG_FBO
+ _mesa_debug(NULL, "FBO Incomplete: %s [%d]\n", msg, index);
+#else
+ (void) msg;
+ (void) index;
+#endif
+}
+
+
+
+
+/**
* Test if an attachment point is complete and update its Complete field.
* \param format if GL_COLOR, this is a color attachment point,
* if GL_DEPTH, this is a depth component attachment point,
@@ -335,6 +361,7 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
if (att->Type == GL_TEXTURE) {
const struct gl_texture_object *texObj = att->Texture;
struct gl_texture_image *texImage;
+ GLenum baseFormat;
if (!texObj) {
att_incomplete("no texobj");
@@ -361,26 +388,28 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
return;
}
+ baseFormat = _mesa_get_format_base_format(texImage->TexFormat);
+
if (format == GL_COLOR) {
- if (texImage->TexFormat->BaseFormat != GL_RGB &&
- texImage->TexFormat->BaseFormat != GL_RGBA) {
+ if (baseFormat != GL_RGB &&
+ baseFormat != GL_RGBA) {
att_incomplete("bad format");
att->Complete = GL_FALSE;
return;
}
- if (texImage->TexFormat->TexelBytes == 0) {
+ if (_mesa_is_format_compressed(texImage->TexFormat)) {
att_incomplete("compressed internalformat");
att->Complete = GL_FALSE;
return;
}
}
else if (format == GL_DEPTH) {
- if (texImage->TexFormat->BaseFormat == GL_DEPTH_COMPONENT) {
+ if (baseFormat == GL_DEPTH_COMPONENT) {
/* OK */
}
else if (ctx->Extensions.EXT_packed_depth_stencil &&
ctx->Extensions.ARB_depth_texture &&
- texImage->TexFormat->BaseFormat == GL_DEPTH_STENCIL_EXT) {
+ baseFormat == GL_DEPTH_STENCIL_EXT) {
/* OK */
}
else {
@@ -391,10 +420,9 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
}
else {
ASSERT(format == GL_STENCIL);
- ASSERT(att->Renderbuffer->StencilBits);
if (ctx->Extensions.EXT_packed_depth_stencil &&
ctx->Extensions.ARB_depth_texture &&
- att->Renderbuffer->_BaseFormat == GL_DEPTH_STENCIL_EXT) {
+ baseFormat == GL_DEPTH_STENCIL_EXT) {
/* OK */
}
else {
@@ -406,6 +434,9 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
}
}
else if (att->Type == GL_RENDERBUFFER_EXT) {
+ const GLenum baseFormat =
+ _mesa_get_format_base_format(att->Renderbuffer->Format);
+
ASSERT(att->Renderbuffer);
if (!att->Renderbuffer->InternalFormat ||
att->Renderbuffer->Width < 1 ||
@@ -415,24 +446,19 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
return;
}
if (format == GL_COLOR) {
- if (att->Renderbuffer->_BaseFormat != GL_RGB &&
- att->Renderbuffer->_BaseFormat != GL_RGBA) {
+ if (baseFormat != GL_RGB &&
+ baseFormat != GL_RGBA) {
att_incomplete("bad renderbuffer color format");
att->Complete = GL_FALSE;
return;
}
- ASSERT(att->Renderbuffer->RedBits);
- ASSERT(att->Renderbuffer->GreenBits);
- ASSERT(att->Renderbuffer->BlueBits);
}
else if (format == GL_DEPTH) {
- if (att->Renderbuffer->_BaseFormat == GL_DEPTH_COMPONENT) {
- ASSERT(att->Renderbuffer->DepthBits);
+ if (baseFormat == GL_DEPTH_COMPONENT) {
/* OK */
}
else if (ctx->Extensions.EXT_packed_depth_stencil &&
- att->Renderbuffer->_BaseFormat == GL_DEPTH_STENCIL_EXT) {
- ASSERT(att->Renderbuffer->DepthBits);
+ baseFormat == GL_DEPTH_STENCIL_EXT) {
/* OK */
}
else {
@@ -443,13 +469,11 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
}
else {
assert(format == GL_STENCIL);
- if (att->Renderbuffer->_BaseFormat == GL_STENCIL_INDEX) {
- ASSERT(att->Renderbuffer->StencilBits);
+ if (baseFormat == GL_STENCIL_INDEX) {
/* OK */
}
else if (ctx->Extensions.EXT_packed_depth_stencil &&
- att->Renderbuffer->_BaseFormat == GL_DEPTH_STENCIL_EXT) {
- ASSERT(att->Renderbuffer->StencilBits);
+ baseFormat == GL_DEPTH_STENCIL_EXT) {
/* OK */
}
else {
@@ -468,20 +492,6 @@ test_attachment_completeness(const GLcontext *ctx, GLenum format,
/**
- * Helpful for debugging
- */
-static void
-fbo_incomplete(const char *msg, int index)
-{
- (void) msg;
- (void) index;
- /*
- _mesa_debug(NULL, "FBO Incomplete: %s [%d]\n", msg, index);
- */
-}
-
-
-/**
* Test if the given framebuffer object is complete and update its
* Status field with the results.
* Calls the ctx->Driver.ValidateFramebuffer() function to allow the
@@ -644,6 +654,8 @@ _mesa_test_framebuffer_completeness(GLcontext *ctx, struct gl_framebuffer *fb)
return;
}
}
+#else
+ (void) j;
#endif
if (numImages == 0) {
@@ -704,18 +716,13 @@ _mesa_BindRenderbufferEXT(GLenum target, GLuint renderbuffer)
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (target != GL_RENDERBUFFER_EXT) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glBindRenderbufferEXT(target)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBindRenderbufferEXT(target)");
return;
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
- /* The above doesn't fully flush the drivers in the way that a
- * glFlush does, but that is required here:
+ /* No need to flush here since the render buffer binding has no
+ * effect on rendering state.
*/
- if (ctx->Driver.Flush)
- ctx->Driver.Flush(ctx);
-
if (renderbuffer) {
newRb = _mesa_lookup_renderbuffer(ctx, renderbuffer);
@@ -969,42 +976,27 @@ renderbuffer_storage(GLenum target, GLenum internalFormat,
}
/* These MUST get set by the AllocStorage func */
- rb->_ActualFormat = 0;
- rb->RedBits =
- rb->GreenBits =
- rb->BlueBits =
- rb->AlphaBits =
- rb->IndexBits =
- rb->DepthBits =
- rb->StencilBits = 0;
+ rb->Format = MESA_FORMAT_NONE;
rb->NumSamples = samples;
/* Now allocate the storage */
ASSERT(rb->AllocStorage);
if (rb->AllocStorage(ctx, rb, internalFormat, width, height)) {
/* No error - check/set fields now */
- assert(rb->_ActualFormat);
+ assert(rb->Format != MESA_FORMAT_NONE);
assert(rb->Width == (GLuint) width);
assert(rb->Height == (GLuint) height);
- assert(rb->RedBits || rb->GreenBits || rb->BlueBits || rb->AlphaBits ||
- rb->DepthBits || rb->StencilBits || rb->IndexBits);
rb->InternalFormat = internalFormat;
- rb->_BaseFormat = baseFormat;
+ rb->_BaseFormat = _mesa_base_fbo_format(ctx, internalFormat);
+ assert(rb->_BaseFormat != 0);
}
else {
/* Probably ran out of memory - clear the fields */
rb->Width = 0;
rb->Height = 0;
+ rb->Format = MESA_FORMAT_NONE;
rb->InternalFormat = GL_NONE;
- rb->_ActualFormat = GL_NONE;
rb->_BaseFormat = GL_NONE;
- rb->RedBits =
- rb->GreenBits =
- rb->BlueBits =
- rb->AlphaBits =
- rb->IndexBits =
- rb->DepthBits =
- rb->StencilBits =
rb->NumSamples = 0;
}
@@ -1017,6 +1009,53 @@ renderbuffer_storage(GLenum target, GLenum internalFormat,
}
+/**
+ * Helper function for _mesa_GetRenderbufferParameterivEXT() and
+ * _mesa_GetFramebufferAttachmentParameterivEXT()
+ * We have to be careful to respect the base format. For example, if a
+ * renderbuffer/texture was created with internalFormat=GL_RGB but the
+ * driver actually chose a GL_RGBA format, when the user queries ALPHA_SIZE
+ * we need to return zero.
+ */
+static GLint
+get_component_bits(GLenum pname, GLenum baseFormat, gl_format format)
+{
+ switch (pname) {
+ case GL_RENDERBUFFER_RED_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
+ case GL_RENDERBUFFER_GREEN_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
+ case GL_RENDERBUFFER_BLUE_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
+ if (baseFormat == GL_RGB || baseFormat == GL_RGBA)
+ return _mesa_get_format_bits(format, pname);
+ else
+ return 0;
+ case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
+ if (baseFormat == GL_RGBA || baseFormat == GL_ALPHA)
+ return _mesa_get_format_bits(format, pname);
+ else
+ return 0;
+ case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
+ if (baseFormat == GL_DEPTH_COMPONENT || baseFormat == GL_DEPTH_STENCIL)
+ return _mesa_get_format_bits(format, pname);
+ else
+ return 0;
+ case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
+ if (baseFormat == GL_STENCIL_INDEX || baseFormat == GL_DEPTH_STENCIL)
+ return _mesa_get_format_bits(format, pname);
+ else
+ return 0;
+ default:
+ return 0;
+ }
+}
+
+
+
void GLAPIENTRY
_mesa_RenderbufferStorageEXT(GLenum target, GLenum internalFormat,
GLsizei width, GLsizei height)
@@ -1060,7 +1099,9 @@ _mesa_GetRenderbufferParameterivEXT(GLenum target, GLenum pname, GLint *params)
return;
}
- FLUSH_VERTICES(ctx, _NEW_BUFFERS);
+ /* No need to flush here since we're just quering state which is
+ * not effected by rendering.
+ */
switch (pname) {
case GL_RENDERBUFFER_WIDTH_EXT:
@@ -1073,22 +1114,12 @@ _mesa_GetRenderbufferParameterivEXT(GLenum target, GLenum pname, GLint *params)
*params = rb->InternalFormat;
return;
case GL_RENDERBUFFER_RED_SIZE_EXT:
- *params = rb->RedBits;
- break;
case GL_RENDERBUFFER_GREEN_SIZE_EXT:
- *params = rb->GreenBits;
- break;
case GL_RENDERBUFFER_BLUE_SIZE_EXT:
- *params = rb->BlueBits;
- break;
case GL_RENDERBUFFER_ALPHA_SIZE_EXT:
- *params = rb->AlphaBits;
- break;
case GL_RENDERBUFFER_DEPTH_SIZE_EXT:
- *params = rb->DepthBits;
- break;
case GL_RENDERBUFFER_STENCIL_SIZE_EXT:
- *params = rb->StencilBits;
+ *params = get_component_bits(pname, rb->_BaseFormat, rb->Format);
break;
case GL_RENDERBUFFER_SAMPLES:
if (ctx->Extensions.ARB_framebuffer_object) {
@@ -1118,16 +1149,25 @@ _mesa_IsFramebufferEXT(GLuint framebuffer)
}
+/**
+ * Check if any of the attachments of the given framebuffer are textures
+ * (render to texture). Call ctx->Driver.RenderTexture() for such
+ * attachments.
+ */
static void
check_begin_texture_render(GLcontext *ctx, struct gl_framebuffer *fb)
{
GLuint i;
ASSERT(ctx->Driver.RenderTexture);
+
+ if (fb->Name == 0)
+ return; /* can't render to texture with winsys framebuffers */
+
for (i = 0; i < BUFFER_COUNT; i++) {
struct gl_renderbuffer_attachment *att = fb->Attachment + i;
struct gl_texture_object *texObj = att->Texture;
if (texObj
- && att->Texture->Image[att->CubeMapFace][att->TextureLevel]) {
+ && texObj->Image[att->CubeMapFace][att->TextureLevel]) {
ctx->Driver.RenderTexture(ctx, fb, att);
}
}
@@ -1142,6 +1182,9 @@ check_begin_texture_render(GLcontext *ctx, struct gl_framebuffer *fb)
static void
check_end_texture_render(GLcontext *ctx, struct gl_framebuffer *fb)
{
+ if (fb->Name == 0)
+ return; /* can't render to texture with winsys framebuffers */
+
if (ctx->Driver.FinishRenderTexture) {
GLuint i;
for (i = 0; i < BUFFER_COUNT; i++) {
@@ -1157,7 +1200,8 @@ check_end_texture_render(GLcontext *ctx, struct gl_framebuffer *fb)
void GLAPIENTRY
_mesa_BindFramebufferEXT(GLenum target, GLuint framebuffer)
{
- struct gl_framebuffer *newFb, *newFbread;
+ struct gl_framebuffer *newDrawFb, *newReadFb;
+ struct gl_framebuffer *oldDrawFb, *oldReadFb;
GLboolean bindReadBuf, bindDrawBuf;
GET_CURRENT_CONTEXT(ctx);
@@ -1204,76 +1248,90 @@ _mesa_BindFramebufferEXT(GLenum target, GLuint framebuffer)
return;
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
- if (ctx->Driver.Flush) {
- ctx->Driver.Flush(ctx);
- }
-
if (framebuffer) {
/* Binding a user-created framebuffer object */
- newFb = _mesa_lookup_framebuffer(ctx, framebuffer);
- if (newFb == &DummyFramebuffer) {
+ newDrawFb = _mesa_lookup_framebuffer(ctx, framebuffer);
+ if (newDrawFb == &DummyFramebuffer) {
/* ID was reserved, but no real framebuffer object made yet */
- newFb = NULL;
+ newDrawFb = NULL;
}
- else if (!newFb && ctx->Extensions.ARB_framebuffer_object) {
+ else if (!newDrawFb && ctx->Extensions.ARB_framebuffer_object) {
/* All FBO IDs must be Gen'd */
_mesa_error(ctx, GL_INVALID_OPERATION, "glBindFramebuffer(buffer)");
return;
}
- if (!newFb) {
+ if (!newDrawFb) {
/* create new framebuffer object */
- newFb = ctx->Driver.NewFramebuffer(ctx, framebuffer);
- if (!newFb) {
+ newDrawFb = ctx->Driver.NewFramebuffer(ctx, framebuffer);
+ if (!newDrawFb) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glBindFramebufferEXT");
return;
}
- _mesa_HashInsert(ctx->Shared->FrameBuffers, framebuffer, newFb);
+ _mesa_HashInsert(ctx->Shared->FrameBuffers, framebuffer, newDrawFb);
}
- newFbread = newFb;
+ newReadFb = newDrawFb;
}
else {
/* Binding the window system framebuffer (which was originally set
* with MakeCurrent).
*/
- newFb = ctx->WinSysDrawBuffer;
- newFbread = ctx->WinSysReadBuffer;
+ newDrawFb = ctx->WinSysDrawBuffer;
+ newReadFb = ctx->WinSysReadBuffer;
}
- ASSERT(newFb);
- ASSERT(newFb != &DummyFramebuffer);
+ ASSERT(newDrawFb);
+ ASSERT(newDrawFb != &DummyFramebuffer);
+
+ /* save pointers to current/old framebuffers */
+ oldDrawFb = ctx->DrawBuffer;
+ oldReadFb = ctx->ReadBuffer;
+
+ /* check if really changing bindings */
+ if (oldDrawFb == newDrawFb)
+ bindDrawBuf = GL_FALSE;
+ if (oldReadFb == newReadFb)
+ bindReadBuf = GL_FALSE;
/*
* OK, now bind the new Draw/Read framebuffers, if they're changing.
+ *
+ * We also check if we're beginning and/or ending render-to-texture.
+ * When a framebuffer with texture attachments is unbound, call
+ * ctx->Driver.FinishRenderTexture().
+ * When a framebuffer with texture attachments is bound, call
+ * ctx->Driver.RenderTexture().
+ *
+ * Note that if the ReadBuffer has texture attachments we don't consider
+ * that a render-to-texture case.
*/
-
if (bindReadBuf) {
- if (ctx->ReadBuffer == newFbread)
- bindReadBuf = GL_FALSE; /* no change */
- else
- _mesa_reference_framebuffer(&ctx->ReadBuffer, newFbread);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
+
+ /* check if old readbuffer was render-to-texture */
+ check_end_texture_render(ctx, oldReadFb);
+
+ _mesa_reference_framebuffer(&ctx->ReadBuffer, newReadFb);
}
if (bindDrawBuf) {
- /* check if old FB had any texture attachments */
- if (ctx->DrawBuffer->Name != 0) {
- check_end_texture_render(ctx, ctx->DrawBuffer);
- }
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
- if (ctx->DrawBuffer == newFb)
- bindDrawBuf = GL_FALSE; /* no change */
- else
- _mesa_reference_framebuffer(&ctx->DrawBuffer, newFb);
+ /* check if old read/draw buffers were render-to-texture */
+ if (!bindReadBuf)
+ check_end_texture_render(ctx, oldReadFb);
- if (newFb->Name != 0) {
- /* check if newly bound framebuffer has any texture attachments */
- check_begin_texture_render(ctx, newFb);
- }
+ if (oldDrawFb != oldReadFb)
+ check_end_texture_render(ctx, oldDrawFb);
+
+ /* check if newly bound framebuffer has any texture attachments */
+ check_begin_texture_render(ctx, newDrawFb);
+
+ _mesa_reference_framebuffer(&ctx->DrawBuffer, newDrawFb);
}
if ((bindDrawBuf || bindReadBuf) && ctx->Driver.BindFramebuffer) {
- ctx->Driver.BindFramebuffer(ctx, target, newFb, newFbread);
+ ctx->Driver.BindFramebuffer(ctx, target, newDrawFb, newReadFb);
}
}
@@ -1285,12 +1343,7 @@ _mesa_DeleteFramebuffersEXT(GLsizei n, const GLuint *framebuffers)
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
- /* The above doesn't fully flush the drivers in the way that a
- * glFlush does, but that is required here:
- */
- if (ctx->Driver.Flush)
- ctx->Driver.Flush(ctx);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
for (i = 0; i < n; i++) {
if (framebuffers[i] > 0) {
@@ -1395,7 +1448,7 @@ _mesa_CheckFramebufferStatusEXT(GLenum target)
return GL_FRAMEBUFFER_COMPLETE_EXT;
}
- FLUSH_VERTICES(ctx, _NEW_BUFFERS);
+ /* No need to flush here */
if (buffer->_Status != GL_FRAMEBUFFER_COMPLETE) {
_mesa_test_framebuffer_completeness(ctx, buffer);
@@ -1511,12 +1564,7 @@ framebuffer_texture(GLcontext *ctx, const char *caller, GLenum target,
return;
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
- /* The above doesn't fully flush the drivers in the way that a
- * glFlush does, but that is required here:
- */
- if (ctx->Driver.Flush)
- ctx->Driver.Flush(ctx);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
_glthread_LOCK_MUTEX(fb->Mutex);
if (texObj) {
@@ -1664,7 +1712,8 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
att = _mesa_get_attachment(ctx, fb, attachment);
if (att == NULL) {
_mesa_error(ctx, GL_INVALID_ENUM,
- "glFramebufferRenderbufferEXT(attachment)");
+ "glFramebufferRenderbufferEXT(invalid attachment %s)",
+ _mesa_lookup_enum_by_nr(attachment));
return;
}
@@ -1672,7 +1721,8 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
rb = _mesa_lookup_renderbuffer(ctx, renderbuffer);
if (!rb) {
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glFramebufferRenderbufferEXT(renderbuffer)");
+ "glFramebufferRenderbufferEXT(non-existant"
+ " renderbuffer %u)", renderbuffer);
return;
}
}
@@ -1683,7 +1733,9 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
if (attachment == GL_DEPTH_STENCIL_ATTACHMENT) {
/* make sure the renderbuffer is a depth/stencil format */
- if (rb->_BaseFormat != GL_DEPTH_STENCIL) {
+ const GLenum baseFormat =
+ _mesa_get_format_base_format(att->Renderbuffer->Format);
+ if (baseFormat != GL_DEPTH_STENCIL) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glFramebufferRenderbufferEXT(renderbuffer"
" is not DEPTH_STENCIL format)");
@@ -1692,12 +1744,7 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
- /* The above doesn't fully flush the drivers in the way that a
- * glFlush does, but that is required here:
- */
- if (ctx->Driver.Flush)
- ctx->Driver.Flush(ctx);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
assert(ctx->Driver.FramebufferRenderbuffer);
ctx->Driver.FramebufferRenderbuffer(ctx, fb, attachment, rb);
@@ -1773,12 +1820,7 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
}
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
- /* The above doesn't fully flush the drivers in the way that a
- * glFlush does, but that is required here:
- */
- if (ctx->Driver.Flush)
- ctx->Driver.Flush(ctx);
+ /* No need to flush here */
switch (pname) {
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT:
@@ -1839,7 +1881,7 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
"glGetFramebufferAttachmentParameterivEXT(pname)");
}
else {
- *params = att->Renderbuffer->ColorEncoding;
+ *params = _mesa_get_format_color_encoding(att->Renderbuffer->Format);
}
return;
case GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE:
@@ -1849,61 +1891,44 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
return;
}
else {
- *params = att->Renderbuffer->ComponentType;
+ gl_format format = att->Renderbuffer->Format;
+ if (format == MESA_FORMAT_CI8 || format == MESA_FORMAT_S8) {
+ /* special cases */
+ *params = GL_INDEX;
+ }
+ else {
+ *params = _mesa_get_format_datatype(format);
+ }
}
return;
case GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE:
- if (!ctx->Extensions.ARB_framebuffer_object) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetFramebufferAttachmentParameterivEXT(pname)");
- }
- else {
- *params = att->Renderbuffer->RedBits;
- }
- return;
case GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:
- if (!ctx->Extensions.ARB_framebuffer_object) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetFramebufferAttachmentParameterivEXT(pname)");
- }
- else {
- *params = att->Renderbuffer->GreenBits;
- }
- return;
case GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:
- if (!ctx->Extensions.ARB_framebuffer_object) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetFramebufferAttachmentParameterivEXT(pname)");
- }
- else {
- *params = att->Renderbuffer->BlueBits;
- }
- return;
case GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:
- if (!ctx->Extensions.ARB_framebuffer_object) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetFramebufferAttachmentParameterivEXT(pname)");
- }
- else {
- *params = att->Renderbuffer->AlphaBits;
- }
- return;
case GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:
+ case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
if (!ctx->Extensions.ARB_framebuffer_object) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glGetFramebufferAttachmentParameterivEXT(pname)");
}
- else {
- *params = att->Renderbuffer->DepthBits;
+ else if (att->Texture) {
+ const struct gl_texture_image *texImage =
+ _mesa_select_tex_image(ctx, att->Texture, att->Texture->Target,
+ att->TextureLevel);
+ if (texImage) {
+ *params = get_component_bits(pname, texImage->_BaseFormat,
+ texImage->TexFormat);
+ }
+ else {
+ *params = 0;
+ }
}
- return;
- case GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:
- if (!ctx->Extensions.ARB_framebuffer_object) {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glGetFramebufferAttachmentParameterivEXT(pname)");
+ else if (att->Renderbuffer) {
+ *params = get_component_bits(pname, att->Renderbuffer->_BaseFormat,
+ att->Renderbuffer->Format);
}
else {
- *params = att->Renderbuffer->StencilBits;
+ *params = 0;
}
return;
default:
@@ -1917,7 +1942,6 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
void GLAPIENTRY
_mesa_GenerateMipmapEXT(GLenum target)
{
- struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
GET_CURRENT_CONTEXT(ctx);
@@ -1936,18 +1960,22 @@ _mesa_GenerateMipmapEXT(GLenum target)
return;
}
- texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit];
- texObj = _mesa_select_tex_object(ctx, texUnit, target);
+ texObj = _mesa_get_current_tex_object(ctx, target);
+
+ if (texObj->BaseLevel >= texObj->MaxLevel) {
+ /* nothing to do */
+ return;
+ }
_mesa_lock_texture(ctx, texObj);
if (target == GL_TEXTURE_CUBE_MAP) {
- int face;
-
+ GLuint face;
for (face = 0; face < 6; face++)
ctx->Driver.GenerateMipmap(ctx,
GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB + face,
texObj);
- } else {
+ }
+ else {
ctx->Driver.GenerateMipmap(ctx, target, texObj);
}
_mesa_unlock_texture(ctx, texObj);
@@ -1955,6 +1983,20 @@ _mesa_GenerateMipmapEXT(GLenum target)
#if FEATURE_EXT_framebuffer_blit
+
+static const struct gl_renderbuffer_attachment *
+find_attachment(const struct gl_framebuffer *fb, const struct gl_renderbuffer *rb)
+{
+ GLuint i;
+ for (i = 0; i < Elements(fb->Attachment); i++) {
+ if (fb->Attachment[i].Renderbuffer == rb)
+ return &fb->Attachment[i];
+ }
+ return NULL;
+}
+
+
+
/**
* Blit rectangular region, optionally from one framebuffer to another.
*
@@ -2030,7 +2072,8 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
struct gl_renderbuffer *drawRb = drawFb->_StencilBuffer;
if (!readRb ||
!drawRb ||
- readRb->StencilBits != drawRb->StencilBits) {
+ _mesa_get_format_bits(readRb->Format, GL_STENCIL_BITS) !=
+ _mesa_get_format_bits(drawRb->Format, GL_STENCIL_BITS)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glBlitFramebufferEXT(stencil buffer size mismatch");
return;
@@ -2042,7 +2085,8 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
struct gl_renderbuffer *drawRb = drawFb->_DepthBuffer;
if (!readRb ||
!drawRb ||
- readRb->DepthBits != drawRb->DepthBits) {
+ _mesa_get_format_bits(readRb->Format, GL_DEPTH_BITS) !=
+ _mesa_get_format_bits(drawRb->Format, GL_DEPTH_BITS)) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glBlitFramebufferEXT(depth buffer size mismatch");
return;
@@ -2070,7 +2114,7 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
/* color formats must match */
if (colorReadRb &&
colorDrawRb &&
- colorReadRb->_ActualFormat != colorDrawRb->_ActualFormat) {
+ colorReadRb->Format != colorDrawRb->Format) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glBlitFramebufferEXT(bad src/dst multisample pixel formats");
return;
@@ -2082,6 +2126,44 @@ _mesa_BlitFramebufferEXT(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
return;
}
+ /* Debug code */
+ if (DEBUG_BLIT) {
+ _mesa_printf("glBlitFramebuffer(%d, %d, %d, %d, %d, %d, %d, %d,"
+ " 0x%x, 0x%x)\n",
+ srcX0, srcY0, srcX1, srcY1,
+ dstX0, dstY0, dstX1, dstY1,
+ mask, filter);
+ if (colorReadRb) {
+ const struct gl_renderbuffer_attachment *att;
+
+ att = find_attachment(readFb, colorReadRb);
+ _mesa_printf(" Src FBO %u RB %u (%dx%d) ",
+ readFb->Name, colorReadRb->Name,
+ colorReadRb->Width, colorReadRb->Height);
+ if (att && att->Texture) {
+ _mesa_printf("Tex %u tgt 0x%x level %u face %u",
+ att->Texture->Name,
+ att->Texture->Target,
+ att->TextureLevel,
+ att->CubeMapFace);
+ }
+ _mesa_printf("\n");
+
+ att = find_attachment(drawFb, colorDrawRb);
+ _mesa_printf(" Dst FBO %u RB %u (%dx%d) ",
+ drawFb->Name, colorDrawRb->Name,
+ colorDrawRb->Width, colorDrawRb->Height);
+ if (att && att->Texture) {
+ _mesa_printf("Tex %u tgt 0x%x level %u face %u",
+ att->Texture->Name,
+ att->Texture->Target,
+ att->TextureLevel,
+ att->CubeMapFace);
+ }
+ _mesa_printf("\n");
+ }
+ }
+
ASSERT(ctx->Driver.BlitFramebuffer);
ctx->Driver.BlitFramebuffer(ctx,
srcX0, srcY0, srcX1, srcY1,