#include "framebuffer.h"
#include "hash.h"
#include "macros.h"
-#include "mipmap.h"
#include "renderbuffer.h"
#include "state.h"
#include "teximage.h"
#include "texobj.h"
-#include "texstore.h"
-#include "texstate.h"
/** Set this to 1 to help debug FBO incompleteness problems */
return &fb->Attachment[BUFFER_COLOR0 + i];
case GL_DEPTH_STENCIL_ATTACHMENT:
/* fall-through */
+ case GL_DEPTH_BUFFER:
+ /* fall-through / new in GL 3.0 */
case GL_DEPTH_ATTACHMENT_EXT:
return &fb->Attachment[BUFFER_DEPTH];
+ case GL_STENCIL_BUFFER:
+ /* fall-through / new in GL 3.0 */
case GL_STENCIL_ATTACHMENT_EXT:
return &fb->Attachment[BUFFER_STENCIL];
default:
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);
}
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);
+ printf("texobj = %u\n", texObj->Name);
+ printf("level = %d\n", att->TextureLevel);
att->Complete = GL_FALSE;
return;
}
}
}
-#ifndef FEATURE_OES_framebuffer_object
+#if !FEATURE_OES_framebuffer_object
/* Check that all DrawBuffers are present */
for (j = 0; j < ctx->Const.MaxDrawBuffers; j++) {
if (fb->ColorDrawBuffer[j] != GL_NONE) {
return;
}
}
+#else
+ (void) j;
#endif
if (numImages == 0) {
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);
+ /* No need to flush here since the render buffer binding has no
+ * effect on rendering state.
+ */
if (renderbuffer) {
newRb = _mesa_lookup_renderbuffer(ctx, renderbuffer);
*
* \return one of GL_RGB, GL_RGBA, GL_STENCIL_INDEX, GL_DEPTH_COMPONENT
* GL_DEPTH_STENCIL_EXT or zero if error.
+ *
+ * XXX in the future when we support red-only and red-green formats
+ * we'll also return GL_RED and GL_RG.
*/
GLenum
_mesa_base_fbo_format(GLcontext *ctx, GLenum internalFormat)
/* NumSamples == 0 indicates non-multisampling */
samples = 0;
}
- else if (samples > ctx->Const.MaxSamples) {
+ else if (samples > (GLsizei) ctx->Const.MaxSamples) {
/* note: driver may choose to use more samples than what's requested */
_mesa_error(ctx, GL_INVALID_VALUE, "%s(samples)", func);
return;
assert(rb->Width == (GLuint) width);
assert(rb->Height == (GLuint) height);
rb->InternalFormat = internalFormat;
- rb->_BaseFormat = _mesa_base_fbo_format(ctx, internalFormat);
+ rb->_BaseFormat = baseFormat;
assert(rb->_BaseFormat != 0);
}
else {
*/
}
+#if FEATURE_OES_EGL_image
+void GLAPIENTRY
+_mesa_EGLImageTargetRenderbufferStorageOES (GLenum target, GLeglImageOES image)
+{
+ struct gl_renderbuffer *rb;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (!ctx->Extensions.OES_EGL_image) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glEGLImageTargetRenderbufferStorageOES(unsupported)");
+ return;
+ }
+
+ if (target != GL_RENDERBUFFER) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "EGLImageTargetRenderbufferStorageOES");
+ return;
+ }
+
+ rb = ctx->CurrentRenderbuffer;
+ if (!rb) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "EGLImageTargetRenderbufferStorageOES");
+ return;
+ }
+
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
+
+ ctx->Driver.EGLImageTargetRenderbufferStorage(ctx, rb, image);
+}
+#endif
/**
* Helper function for _mesa_GetRenderbufferParameterivEXT() and
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:
}
+/**
+ * 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;
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++) {
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);
return;
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
-
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);
}
}
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
for (i = 0; i < n; i++) {
if (framebuffers[i] > 0) {
ASSERT(fb == &DummyFramebuffer || fb->Name == framebuffers[i]);
/* check if deleting currently bound framebuffer object */
- if (fb == ctx->DrawBuffer) {
- /* bind default */
- ASSERT(fb->RefCount >= 2);
- _mesa_BindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, 0);
+ if (ctx->Extensions.EXT_framebuffer_blit) {
+ /* separate draw/read binding points */
+ if (fb == ctx->DrawBuffer) {
+ /* bind default */
+ ASSERT(fb->RefCount >= 2);
+ _mesa_BindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, 0);
+ }
+ if (fb == ctx->ReadBuffer) {
+ /* bind default */
+ ASSERT(fb->RefCount >= 2);
+ _mesa_BindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, 0);
+ }
}
- if (fb == ctx->ReadBuffer) {
- /* bind default */
- ASSERT(fb->RefCount >= 2);
- _mesa_BindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, 0);
+ else {
+ /* only one binding point for read/draw buffers */
+ if (fb == ctx->DrawBuffer || fb == ctx->ReadBuffer) {
+ /* bind default */
+ ASSERT(fb->RefCount >= 2);
+ _mesa_BindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+ }
}
/* remove from hash table immediately, to free the ID */
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);
texObj = _mesa_lookup_texture(ctx, texture);
if (texObj != NULL) {
if (textarget == 0) {
+ /* XXX what's the purpose of this? */
err = (texObj->Target != GL_TEXTURE_3D) &&
(texObj->Target != GL_TEXTURE_1D_ARRAY_EXT) &&
(texObj->Target != GL_TEXTURE_2D_ARRAY_EXT);
: (texObj->Target != textarget);
}
}
+ else {
+ /* can't render to a non-existant texture */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glFramebufferTexture%sEXT(non existant texture)",
+ caller);
+ return;
+ }
if (err) {
_mesa_error(ctx, GL_INVALID_OPERATION,
return;
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
_glthread_LOCK_MUTEX(fb->Mutex);
if (texObj) {
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
+ FLUSH_VERTICES(ctx, _NEW_BUFFERS);
assert(ctx->Driver.FramebufferRenderbuffer);
ctx->Driver.FramebufferRenderbuffer(ctx, fb, attachment, rb);
}
}
- FLUSH_CURRENT(ctx, _NEW_BUFFERS);
+ /* No need to flush here */
switch (pname) {
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT:
void GLAPIENTRY
_mesa_GenerateMipmapEXT(GLenum target)
{
- struct gl_texture_unit *texUnit;
struct gl_texture_object *texObj;
GET_CURRENT_CONTEXT(ctx);
return;
}
- texUnit = _mesa_get_current_tex_unit(ctx);
- 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) {
/* 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);
+ 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);
+ 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);
+ printf("Tex %u tgt 0x%x level %u face %u",
+ att->Texture->Name,
+ att->Texture->Target,
+ att->TextureLevel,
+ att->CubeMapFace);
}
- _mesa_printf("\n");
+ printf("\n");
att = find_attachment(drawFb, colorDrawRb);
- _mesa_printf(" Dst FBO %u RB %u (%dx%d) ",
- drawFb->Name, colorDrawRb->Name,
- colorDrawRb->Width, colorDrawRb->Height);
+ 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);
+ printf("Tex %u tgt 0x%x level %u face %u",
+ att->Texture->Name,
+ att->Texture->Target,
+ att->TextureLevel,
+ att->CubeMapFace);
}
- _mesa_printf("\n");
+ printf("\n");
}
}