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authorBrian Paul <[email protected]>2005-02-05 19:56:45 +0000
committerBrian Paul <[email protected]>2005-02-05 19:56:45 +0000
commitddc82eefca591f0ee93d3a77e1268571629a6d5c (patch)
tree08cc9fbac7dbe531019fabaa467742d506ffedc4 /src
parent28865793244938bf7794d62b94e5af5fec7f4282 (diff)
Some initial work on GL_EXT_framebuffer_object.
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/config.h2
-rw-r--r--src/mesa/main/context.c42
-rw-r--r--src/mesa/main/fbobject.c719
-rw-r--r--src/mesa/main/fbobject.h90
-rw-r--r--src/mesa/main/mtypes.h5
5 files changed, 847 insertions, 11 deletions
diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
index cef8dd74a42..06554a254cb 100644
--- a/src/mesa/main/config.h
+++ b/src/mesa/main/config.h
@@ -290,7 +290,7 @@
#define FEATURE_ARB_fragment_shader _HAVE_FULL_GL
#define FEATURE_ARB_shader_objects (FEATURE_ARB_vertex_shader || FEATURE_ARB_fragment_shader)
#define FEATURE_ATI_fragment_shader _HAVE_FULL_GL
-
+#define FEATURE_EXT_framebuffer_object _HAVE_FULL_GL
/*@}*/
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 779d11061b3..1b4911ddc55 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -126,7 +126,7 @@
#include "math/m_matrix.h"
#include "math/m_xform.h"
#include "math/mathmod.h"
-#endif
+#endif
#include "shaderobjects.h"
#ifdef USE_SPARC_ASM
@@ -866,8 +866,8 @@ alloc_shared_state( GLcontext *ctx )
goto cleanup;
#endif
- ss->BufferObjects = _mesa_NewHashTable();
-
+ ss->BufferObjects = _mesa_NewHashTable();
+
ss->GL2Objects = _mesa_NewHashTable ();
ss->Default1D = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_1D);
@@ -897,6 +897,16 @@ alloc_shared_state( GLcontext *ctx )
ss->DefaultCubeMap->RefCount += MAX_TEXTURE_IMAGE_UNITS;
ss->DefaultRect->RefCount += MAX_TEXTURE_IMAGE_UNITS;
+#if FEATURE_EXT_framebuffer_object
+ ss->FrameBuffers = _mesa_NewHashTable();
+ if (!ss->FrameBuffers)
+ goto cleanup;
+ ss->RenderBuffers = _mesa_NewHashTable();
+ if (!ss->RenderBuffers)
+ goto cleanup;
+#endif
+
+
return GL_TRUE;
cleanup:
@@ -924,11 +934,18 @@ alloc_shared_state( GLcontext *ctx )
#if FEATURE_ARB_vertex_buffer_object
if (ss->BufferObjects)
_mesa_DeleteHashTable(ss->BufferObjects);
-#endif
-
- if (ss->GL2Objects)
+#endif
+
+ if (ss->GL2Objects)
_mesa_DeleteHashTable (ss->GL2Objects);
+#if FEATURE_EXT_framebuffer_object
+ if (ss->FrameBuffers)
+ _mesa_DeleteHashTable(ss->FrameBuffers);
+ if (ss->RenderBuffers)
+ _mesa_DeleteHashTable(ss->RenderBuffers);
+#endif
+
if (ss->Default1D)
(*ctx->Driver.DeleteTexture)(ctx, ss->Default1D);
if (ss->Default2D)
@@ -1024,9 +1041,14 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss )
#if FEATURE_ARB_vertex_buffer_object
_mesa_DeleteHashTable(ss->BufferObjects);
-#endif
-
- _mesa_DeleteHashTable (ss->GL2Objects);
+#endif
+
+ _mesa_DeleteHashTable (ss->GL2Objects);
+
+#if FEATURE_EXT_framebuffer_object
+ _mesa_DeleteHashTable(ss->FrameBuffers);
+ _mesa_DeleteHashTable(ss->RenderBuffers);
+#endif
_glthread_DESTROY_MUTEX(ss->Mutex);
@@ -1187,7 +1209,7 @@ init_attrib_groups( GLcontext *ctx )
_mesa_init_point( ctx );
_mesa_init_polygon( ctx );
_mesa_init_program( ctx );
- _mesa_init_rastpos( ctx );
+ _mesa_init_rastpos( ctx );
_mesa_init_shaderobjects (ctx);
_mesa_init_stencil( ctx );
_mesa_init_transform( ctx );
diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
new file mode 100644
index 00000000000..99023759531
--- /dev/null
+++ b/src/mesa/main/fbobject.c
@@ -0,0 +1,719 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.3
+ *
+ * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#include "context.h"
+#include "fbobject.h"
+#include "hash.h"
+
+
+/* XXX these are temporary here! */
+#define GL_FRAMEBUFFER_EXT 0x8D40
+#define GL_RENDERBUFFER_EXT 0x8D41
+#define GL_STENCIL_INDEX_EXT 0x8D45
+#define GL_STENCIL_INDEX1_EXT 0x8D46
+#define GL_STENCIL_INDEX4_EXT 0x8D47
+#define GL_STENCIL_INDEX8_EXT 0x8D48
+#define GL_STENCIL_INDEX16_EXT 0x8D49
+#define GL_RENDERBUFFER_WIDTH_EXT 0x8D42
+#define GL_RENDERBUFFER_HEIGHT_EXT 0x8D43
+#define GL_RENDERBUFFER_INTERNAL_FORMAT_EXT 0x8D44
+#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT 0x8CD0
+#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT 0x8CD1
+#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT 0x8CD2
+#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT 0x8CD3
+#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT 0x8CD4
+#define GL_COLOR_ATTACHMENT0_EXT 0x8CE0
+#define GL_COLOR_ATTACHMENT1_EXT 0x8CE1
+#define GL_COLOR_ATTACHMENT2_EXT 0x8CE2
+#define GL_COLOR_ATTACHMENT3_EXT 0x8CE3
+#define GL_COLOR_ATTACHMENT4_EXT 0x8CE4
+#define GL_COLOR_ATTACHMENT5_EXT 0x8CE5
+#define GL_COLOR_ATTACHMENT6_EXT 0x8CE6
+#define GL_COLOR_ATTACHMENT7_EXT 0x8CE7
+#define GL_COLOR_ATTACHMENT8_EXT 0x8CE8
+#define GL_COLOR_ATTACHMENT9_EXT 0x8CE9
+#define GL_COLOR_ATTACHMENT10_EXT 0x8CEA
+#define GL_COLOR_ATTACHMENT11_EXT 0x8CEB
+#define GL_COLOR_ATTACHMENT12_EXT 0x8CEC
+#define GL_COLOR_ATTACHMENT13_EXT 0x8CED
+#define GL_COLOR_ATTACHMENT14_EXT 0x8CEE
+#define GL_COLOR_ATTACHMENT15_EXT 0x8CEF
+#define GL_DEPTH_ATTACHMENT_EXT 0x8D00
+#define GL_STENCIL_ATTACHMENT_EXT 0x8D20
+#define GL_FRAMEBUFFER_COMPLETE_EXT 0x8CD5
+#define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT 0x8CD6
+#define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT 0x8CD7
+#define GL_FRAMEBUFFER_INCOMPLETE_DUPLICATE_ATTACHMENT_EXT 0x8CD8
+#define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT 0x8CD9
+#define GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT 0x8CDA
+#define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT 0x8CDB
+#define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT 0x8CDC
+#define GL_FRAMEBUFFER_UNSUPPORTED_EXT 0x8CDD
+#define GL_FRAMEBUFFER_STATUS_ERROR_EXT 0x8CDE
+#define GL_FRAMEBUFFER_BINDING_EXT 0x8CA6
+#define GL_RENDERBUFFER_BINDING_EXT 0x8CA7
+#define GL_MAX_COLOR_ATTACHMENTS_EXT 0x8CDF
+#define GL_MAX_RENDERBUFFER_SIZE_EXT 0x84E8
+#define GL_INVALID_FRAMEBUFFER_OPERATION_EXT 0x0506
+
+
+struct gl_render_buffer_object
+{
+ GLint RefCount;
+ GLuint Name;
+
+ GLuint width, height;
+};
+
+
+struct gl_frame_buffer_object
+{
+ GLint RefCount;
+ GLuint Name;
+
+};
+
+
+
+/**
+ * Helper routine for getting a gl_render_buffer_object.
+ */
+static struct gl_render_buffer_object *
+LookupRenderbuffer(GLcontext *ctx, GLuint id)
+{
+ struct gl_render_buffer_object *rb;
+
+ if (!id == 0)
+ return NULL;
+
+ rb = (struct gl_render_buffer_object *)
+ _mesa_HashLookup(ctx->Shared->RenderBuffers, id);
+ return rb;
+}
+
+
+/**
+ * Helper routine for getting a gl_frame_buffer_object.
+ */
+static struct gl_frame_buffer_object *
+LookupFramebuffer(GLcontext *ctx, GLuint id)
+{
+ struct gl_frame_buffer_object *rb;
+
+ if (!id == 0)
+ return NULL;
+
+ rb = (struct gl_frame_buffer_object *)
+ _mesa_HashLookup(ctx->Shared->FrameBuffers, id);
+ return rb;
+}
+
+
+/**
+ * Allocate a new gl_render_buffer_object.
+ * XXX make this a device driver function.
+ */
+static struct gl_render_buffer_object *
+NewRenderBuffer(GLcontext *ctx, GLuint name)
+{
+ struct gl_render_buffer_object *rb = CALLOC_STRUCT(gl_render_buffer_object);
+ if (rb) {
+ rb->Name = name;
+ rb->RefCount = 1;
+ }
+ return rb;
+}
+
+
+/**
+ * Allocate a new gl_frame_buffer_object.
+ * XXX make this a device driver function.
+ */
+static struct gl_frame_buffer_object *
+NewFrameBuffer(GLcontext *ctx, GLuint name)
+{
+ struct gl_frame_buffer_object *fb = CALLOC_STRUCT(gl_frame_buffer_object);
+ if (fb) {
+ fb->Name = name;
+ fb->RefCount = 1;
+ }
+ return fb;
+}
+
+
+
+GLboolean
+_mesa_IsRenderbufferEXT(GLuint renderbuffer)
+{
+ struct gl_render_buffer_object *rb;
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+
+ rb = LookupRenderbuffer(ctx, renderbuffer);
+ return rb ? GL_TRUE : GL_FALSE;
+}
+
+
+void
+_mesa_BindRenderbufferEXT(GLenum target, GLuint renderbuffer)
+{
+ struct gl_render_buffer_object *rb;
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ switch (target) {
+ case GL_RENDERBUFFER_EXT:
+ break;
+ case GL_FRAMEBUFFER_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBindRenderbufferEXT(target)");
+ return;
+ }
+
+ rb = LookupRenderbuffer(ctx, renderbuffer);
+ if (!rb) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glIsRenderbufferEXT(renderbuffer)");
+ return;
+ }
+
+
+}
+
+
+void
+_mesa_DeleteRenderbuffersEXT(GLsizei n, const GLuint *renderbuffers)
+{
+ GLint i;
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ for (i = 0; i < n; i++) {
+ struct gl_render_buffer_object *rb;
+ rb = LookupRenderbuffer(ctx, renderbuffers[i]);
+ if (rb) {
+ /* remove from hash table immediately, to free the ID */
+ _mesa_HashRemove(ctx->Shared->RenderBuffers, renderbuffers[i]);
+
+ /* But the object will not be freed until it's no longer bound in
+ * any context.
+ */
+ rb->RefCount--;
+ if (rb->RefCount == 0) {
+ _mesa_free(rb); /* XXX call device driver function */
+ }
+ }
+ }
+}
+
+
+void
+_mesa_GenRenderbuffersEXT(GLsizei n, GLuint *renderbuffers)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ GLuint first;
+ GLint i;
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (n < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGenRenderbuffersEXT(n)");
+ return;
+ }
+
+ if (!renderbuffers)
+ return;
+
+ first = _mesa_HashFindFreeKeyBlock(ctx->Shared->RenderBuffers, n);
+
+ for (i = 0; i < n; i++) {
+ struct gl_render_buffer_object *rb;
+ GLuint name = first + i;
+ rb = NewRenderBuffer(ctx, name);
+ if (!rb) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenRenderbuffersEXT");
+ return;
+ }
+
+ /* insert into hash table */
+ _glthread_LOCK_MUTEX(ctx->Shared->Mutex);
+ _mesa_HashInsert(ctx->Shared->RenderBuffers, name, rb);
+ _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
+
+ renderbuffers[i] = name;
+ }
+}
+
+
+
+void
+_mesa_RenderbufferStorageEXT(GLenum target, GLenum internalFormat,
+ GLsizei width, GLsizei height)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ switch (target) {
+ case GL_RENDERBUFFER_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glRenderbufferStorageEXT(target)");
+ return;
+ }
+
+ switch (internalFormat) {
+ case GL_STENCIL_INDEX_EXT:
+ case GL_STENCIL_INDEX1_EXT:
+ case GL_STENCIL_INDEX4_EXT:
+ case GL_STENCIL_INDEX8_EXT:
+ case GL_STENCIL_INDEX16_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glRenderbufferStorageEXT(internalFormat)");
+ return;
+ }
+
+
+ if (width > 0 /*value of MAX_RENDERBUFFER_SIZE_EXT*/) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glRenderbufferStorageEXT(width)");
+ return;
+ }
+
+ if (height > 0 /*value of MAX_RENDERBUFFER_SIZE_EXT*/) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glRenderbufferStorageEXT(height)");
+ return;
+ }
+
+
+
+}
+
+
+
+void
+_mesa_GetRenderbufferParameterivEXT(GLenum target, GLenum pname, GLint *params)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ switch (target) {
+ case GL_RENDERBUFFER_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetRenderbufferParameterivEXT(target)");
+ return;
+ }
+
+ switch (pname) {
+ case GL_RENDERBUFFER_WIDTH_EXT:
+ case GL_RENDERBUFFER_HEIGHT_EXT:
+ case GL_RENDERBUFFER_INTERNAL_FORMAT_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetRenderbufferParameterivEXT(target)");
+ return;
+ }
+
+ if (1/*GL_RENDERBUFFER_BINDING_EXT is zero*/) {
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glGetRenderbufferParameterivEXT");
+ return;
+ }
+
+ *params = 0;
+}
+
+
+
+GLboolean
+_mesa_IsFramebufferEXT(GLuint framebuffer)
+{
+ struct gl_frame_buffer_object *fb;
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
+
+ fb = LookupFramebuffer(ctx, framebuffer);
+ return fb ? GL_TRUE : GL_FALSE;
+}
+
+
+void
+_mesa_BindFramebufferEXT(GLenum target, GLuint framebuffer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ switch (target) {
+ case GL_FRAMEBUFFER_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glBindFramebufferEXT(target)");
+ return;
+ }
+
+
+}
+
+
+void
+_mesa_DeleteFramebuffersEXT(GLsizei n, const GLuint *framebuffers)
+{
+ GLint i;
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ for (i = 0; i < n; i++) {
+ struct gl_frame_buffer_object *fb;
+ fb = LookupFramebuffer(ctx, framebuffers[i]);
+ if (fb) {
+ /* remove from hash table immediately, to free the ID */
+ _mesa_HashRemove(ctx->Shared->FrameBuffers, framebuffers[i]);
+
+ /* But the object will not be freed until it's no longer bound in
+ * any context.
+ */
+ fb->RefCount--;
+ if (fb->RefCount == 0) {
+ _mesa_free(fb); /* XXX call device driver function */
+ }
+ }
+ }
+}
+
+
+void
+_mesa_GenFramebuffersEXT(GLsizei n, GLuint *framebuffers)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ GLuint first;
+ GLint i;
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (n < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGenFramebuffersEXT(n)");
+ return;
+ }
+
+ if (!framebuffers)
+ return;
+
+ first = _mesa_HashFindFreeKeyBlock(ctx->Shared->FrameBuffers, n);
+
+ for (i = 0; i < n; i++) {
+ struct gl_frame_buffer_object *fb;
+ GLuint name = first + i;
+ fb = NewFrameBuffer(ctx, name);
+ if (!fb) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenFramebuffersEXT");
+ return;
+ }
+
+ /* insert into hash table */
+ _glthread_LOCK_MUTEX(ctx->Shared->Mutex);
+ _mesa_HashInsert(ctx->Shared->FrameBuffers, name, fb);
+ _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
+
+ framebuffers[i] = name;
+ }
+}
+
+
+
+GLenum
+_mesa_CheckFramebufferStatusEXT(GLenum target)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FRAMEBUFFER_STATUS_ERROR_EXT);
+
+ switch (target) {
+ case GL_FRAMEBUFFER_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glCheckFramebufferStatus(target)");
+ return GL_FRAMEBUFFER_STATUS_ERROR_EXT;
+ }
+
+ /* return one of:
+ GL_FRAMEBUFFER_COMPLETE_EXT
+ GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT
+ GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT
+ GL_FRAMEBUFFER_INCOMPLETE_DUPLICATE_ATTACHMENT_EXT
+ GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT
+ GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT
+ GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT
+ GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT
+ GL_FRAMEBUFFER_UNSUPPORTED_EXT
+ GL_FRAMEBUFFER_STATUS_ERROR_EXT
+ */
+ return GL_FRAMEBUFFER_STATUS_ERROR_EXT;
+}
+
+
+
+/**
+ * Do error checking common to glFramebufferTexture1D/2D/3DEXT.
+ * \return GL_TRUE if any error, GL_FALSE otherwise
+ */
+static GLboolean
+error_check_framebuffer_texture(GLcontext *ctx,
+ GLuint dims, GLenum target, GLenum attachment,
+ GLint level)
+{
+ if (target != GL_FRAMEBUFFER_EXT) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glFramebufferTexture%dDEXT(target)", dims);
+ return GL_TRUE;
+ }
+
+ switch (attachment) {
+ case GL_COLOR_ATTACHMENT0_EXT:
+ case GL_COLOR_ATTACHMENT1_EXT:
+ case GL_COLOR_ATTACHMENT2_EXT:
+ case GL_COLOR_ATTACHMENT3_EXT:
+ case GL_COLOR_ATTACHMENT4_EXT:
+ case GL_COLOR_ATTACHMENT5_EXT:
+ case GL_COLOR_ATTACHMENT6_EXT:
+ case GL_COLOR_ATTACHMENT7_EXT:
+ case GL_COLOR_ATTACHMENT8_EXT:
+ case GL_COLOR_ATTACHMENT9_EXT:
+ case GL_COLOR_ATTACHMENT10_EXT:
+ case GL_COLOR_ATTACHMENT11_EXT:
+ case GL_COLOR_ATTACHMENT12_EXT:
+ case GL_COLOR_ATTACHMENT13_EXT:
+ case GL_COLOR_ATTACHMENT14_EXT:
+ case GL_COLOR_ATTACHMENT15_EXT:
+ case GL_DEPTH_ATTACHMENT_EXT:
+ case GL_STENCIL_ATTACHMENT_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glFramebufferTexture%dDEXT(level)", dims);
+ return GL_TRUE;
+ }
+
+ if (level < 0 /* || level too large */) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glFramebufferTexture%dDEXT(level)", dims);
+ return GL_TRUE;
+ }
+
+ if (target == GL_TEXTURE_RECTANGLE_ARB && level != 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glFramebufferTexture%dDEXT(level)", dims);
+ return GL_TRUE;
+ }
+
+ return GL_FALSE;
+}
+
+
+void
+_mesa_FramebufferTexture1DEXT(GLenum target, GLenum attachment,
+ GLenum textarget, GLuint texture, GLint level)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (error_check_framebuffer_texture(ctx, 1, target, attachment, level))
+ return;
+
+}
+
+
+void
+_mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
+ GLenum textarget, GLuint texture, GLint level)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (error_check_framebuffer_texture(ctx, 1, target, attachment, level))
+ return;
+}
+
+
+void
+_mesa_FramebufferTexture3DEXT(GLenum target, GLenum attachment,
+ GLenum textarget, GLuint texture,
+ GLint level, GLint zoffset)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (error_check_framebuffer_texture(ctx, 1, target, attachment, level))
+ return;
+
+ /* check that zoffset isn't too large */
+}
+
+
+
+void
+_mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
+ GLenum renderbufferTarget,
+ GLuint renderbuffer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (target != GL_FRAMEBUFFER_EXT) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glFramebufferRenderbufferEXT(target)");
+ return;
+ }
+
+ switch (attachment) {
+ case GL_COLOR_ATTACHMENT0_EXT:
+ case GL_COLOR_ATTACHMENT1_EXT:
+ case GL_COLOR_ATTACHMENT2_EXT:
+ case GL_COLOR_ATTACHMENT3_EXT:
+ case GL_COLOR_ATTACHMENT4_EXT:
+ case GL_COLOR_ATTACHMENT5_EXT:
+ case GL_COLOR_ATTACHMENT6_EXT:
+ case GL_COLOR_ATTACHMENT7_EXT:
+ case GL_COLOR_ATTACHMENT8_EXT:
+ case GL_COLOR_ATTACHMENT9_EXT:
+ case GL_COLOR_ATTACHMENT10_EXT:
+ case GL_COLOR_ATTACHMENT11_EXT:
+ case GL_COLOR_ATTACHMENT12_EXT:
+ case GL_COLOR_ATTACHMENT13_EXT:
+ case GL_COLOR_ATTACHMENT14_EXT:
+ case GL_COLOR_ATTACHMENT15_EXT:
+ case GL_DEPTH_ATTACHMENT_EXT:
+ case GL_STENCIL_ATTACHMENT_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glFramebufferRenderbufferEXT(attachment)");
+ return;
+ }
+
+ if (renderbufferTarget != GL_RENDERBUFFER_EXT) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glFramebufferRenderbufferEXT(renderbufferTarget)");
+ return;
+ }
+
+
+}
+
+
+
+void
+_mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
+ GLenum pname, GLint *params)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (target != GL_FRAMEBUFFER_EXT) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetFramebufferAttachmentParameterivEXT(target)");
+ return;
+ }
+
+ switch (attachment) {
+ case GL_COLOR_ATTACHMENT0_EXT:
+ case GL_COLOR_ATTACHMENT1_EXT:
+ case GL_COLOR_ATTACHMENT2_EXT:
+ case GL_COLOR_ATTACHMENT3_EXT:
+ case GL_COLOR_ATTACHMENT4_EXT:
+ case GL_COLOR_ATTACHMENT5_EXT:
+ case GL_COLOR_ATTACHMENT6_EXT:
+ case GL_COLOR_ATTACHMENT7_EXT:
+ case GL_COLOR_ATTACHMENT8_EXT:
+ case GL_COLOR_ATTACHMENT9_EXT:
+ case GL_COLOR_ATTACHMENT10_EXT:
+ case GL_COLOR_ATTACHMENT11_EXT:
+ case GL_COLOR_ATTACHMENT12_EXT:
+ case GL_COLOR_ATTACHMENT13_EXT:
+ case GL_COLOR_ATTACHMENT14_EXT:
+ case GL_COLOR_ATTACHMENT15_EXT:
+ case GL_DEPTH_ATTACHMENT_EXT:
+ case GL_STENCIL_ATTACHMENT_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetFramebufferAttachmentParameterivEXT(attachment)");
+ return;
+ }
+
+ switch (pname) {
+ case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT:
+ case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glGetFramebufferAttachmentParameterivEXT(pname)");
+ return;
+ }
+
+ *params = 0;
+}
+
+
+
+void
+_mesa_GenerateMipmapEXT(GLenum target)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ switch (target) {
+ case GL_TEXTURE_1D:
+ case GL_TEXTURE_2D:
+ case GL_TEXTURE_CUBE_MAP:
+ case GL_TEXTURE_3D:
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGenerateMipmapEXT(target)");
+ return;
+ }
+
+}
diff --git a/src/mesa/main/fbobject.h b/src/mesa/main/fbobject.h
new file mode 100644
index 00000000000..7105935aa9d
--- /dev/null
+++ b/src/mesa/main/fbobject.h
@@ -0,0 +1,90 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.3
+ *
+ * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef FBOBJECT_H
+#define FBOBJECT_H
+
+
+extern GLboolean
+_mesa_IsRenderbufferEXT(GLuint renderbuffer);
+
+extern void
+_mesa_BindRenderbufferEXT(GLenum target, GLuint renderbuffer);
+
+extern void
+_mesa_DeleteRenderbuffersEXT(GLsizei n, const GLuint *renderbuffers);
+
+extern void
+_mesa_GenRenderbuffersEXT(GLsizei n, GLuint *renderbuffers);
+
+extern void
+_mesa_RenderbufferStorageEXT(GLenum target, GLenum internalformat,
+ GLsizei width, GLsizei height);
+
+extern void
+_mesa_GetRenderbufferParameterivEXT(GLenum target, GLenum pname, GLint *params);
+
+extern GLboolean
+_mesa_IsFramebufferEXT(GLuint framebuffer);
+
+extern void
+_mesa_BindFramebufferEXT(GLenum target, GLuint framebuffer);
+
+extern void
+_mesa_DeleteFramebuffersEXT(GLsizei n, const GLuint *framebuffers);
+
+extern void
+_mesa_GenFramebuffersEXT(GLsizei n, GLuint *framebuffers);
+
+extern GLenum
+_mesa_CheckFramebufferStatusEXT(GLenum target);
+
+extern void
+_mesa_FramebufferTexture1DEXT(GLenum target, GLenum attachment,
+ GLenum textarget, GLuint texture, GLint level);
+
+extern void
+_mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
+ GLenum textarget, GLuint texture, GLint level);
+
+extern void
+_mesa_FramebufferTexture3DEXT(GLenum target, GLenum attachment,
+ GLenum textarget, GLuint texture,
+ GLint level, GLint zoffset);
+
+extern void
+_mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
+ GLenum renderbuffertarget,
+ GLuint renderbuffer);
+
+extern void
+_mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
+ GLenum pname, GLint *params);
+
+extern void
+_mesa_GenerateMipmapEXT(GLenum target);
+
+
+#endif /* FBOBJECT_H */
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 15b5bd987f1..2e7d1cc3cd5 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1967,6 +1967,11 @@ struct gl_shared_state
struct _mesa_HashTable *GL2Objects;
+#if FEATURE_EXT_framebuffer_object
+ struct _mesa_HashTable *RenderBuffers;
+ struct _mesa_HashTable *FrameBuffers;
+#endif
+
void *DriverData; /**< Device driver shared state */
};