Some initial work on GL_EXT_framebuffer_object.
This commit is contained in:
Brian Paul
@@ -290,7 +290,7 @@
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#define FEATURE_ARB_fragment_shader _HAVE_FULL_GL
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#define FEATURE_ARB_shader_objects (FEATURE_ARB_vertex_shader || FEATURE_ARB_fragment_shader)
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#define FEATURE_ATI_fragment_shader _HAVE_FULL_GL
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#define FEATURE_EXT_framebuffer_object _HAVE_FULL_GL
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/*@}*/
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+32
-10
@@ -126,7 +126,7 @@
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#include "math/m_matrix.h"
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#include "math/m_xform.h"
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#include "math/mathmod.h"
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#endif
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#endif
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#include "shaderobjects.h"
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#ifdef USE_SPARC_ASM
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@@ -866,8 +866,8 @@ alloc_shared_state( GLcontext *ctx )
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goto cleanup;
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#endif
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ss->BufferObjects = _mesa_NewHashTable();
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ss->BufferObjects = _mesa_NewHashTable();
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ss->GL2Objects = _mesa_NewHashTable ();
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ss->Default1D = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_1D);
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@@ -897,6 +897,16 @@ alloc_shared_state( GLcontext *ctx )
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ss->DefaultCubeMap->RefCount += MAX_TEXTURE_IMAGE_UNITS;
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ss->DefaultRect->RefCount += MAX_TEXTURE_IMAGE_UNITS;
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#if FEATURE_EXT_framebuffer_object
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ss->FrameBuffers = _mesa_NewHashTable();
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if (!ss->FrameBuffers)
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goto cleanup;
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ss->RenderBuffers = _mesa_NewHashTable();
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if (!ss->RenderBuffers)
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goto cleanup;
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#endif
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return GL_TRUE;
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cleanup:
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@@ -924,11 +934,18 @@ alloc_shared_state( GLcontext *ctx )
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#if FEATURE_ARB_vertex_buffer_object
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if (ss->BufferObjects)
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_mesa_DeleteHashTable(ss->BufferObjects);
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#endif
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if (ss->GL2Objects)
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#endif
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if (ss->GL2Objects)
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_mesa_DeleteHashTable (ss->GL2Objects);
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#if FEATURE_EXT_framebuffer_object
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if (ss->FrameBuffers)
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_mesa_DeleteHashTable(ss->FrameBuffers);
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if (ss->RenderBuffers)
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_mesa_DeleteHashTable(ss->RenderBuffers);
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#endif
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if (ss->Default1D)
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(*ctx->Driver.DeleteTexture)(ctx, ss->Default1D);
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if (ss->Default2D)
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@@ -1024,9 +1041,14 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss )
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#if FEATURE_ARB_vertex_buffer_object
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_mesa_DeleteHashTable(ss->BufferObjects);
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#endif
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_mesa_DeleteHashTable (ss->GL2Objects);
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#endif
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_mesa_DeleteHashTable (ss->GL2Objects);
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#if FEATURE_EXT_framebuffer_object
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_mesa_DeleteHashTable(ss->FrameBuffers);
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_mesa_DeleteHashTable(ss->RenderBuffers);
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#endif
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_glthread_DESTROY_MUTEX(ss->Mutex);
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@@ -1187,7 +1209,7 @@ init_attrib_groups( GLcontext *ctx )
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_mesa_init_point( ctx );
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_mesa_init_polygon( ctx );
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_mesa_init_program( ctx );
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_mesa_init_rastpos( ctx );
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_mesa_init_rastpos( ctx );
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_mesa_init_shaderobjects (ctx);
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_mesa_init_stencil( ctx );
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_mesa_init_transform( ctx );
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@@ -0,0 +1,719 @@
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/*
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* Mesa 3-D graphics library
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* Version: 6.3
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*
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* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "context.h"
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#include "fbobject.h"
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#include "hash.h"
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/* XXX these are temporary here! */
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#define GL_FRAMEBUFFER_EXT 0x8D40
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#define GL_RENDERBUFFER_EXT 0x8D41
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#define GL_STENCIL_INDEX_EXT 0x8D45
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#define GL_STENCIL_INDEX1_EXT 0x8D46
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#define GL_STENCIL_INDEX4_EXT 0x8D47
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#define GL_STENCIL_INDEX8_EXT 0x8D48
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#define GL_STENCIL_INDEX16_EXT 0x8D49
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#define GL_RENDERBUFFER_WIDTH_EXT 0x8D42
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#define GL_RENDERBUFFER_HEIGHT_EXT 0x8D43
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#define GL_RENDERBUFFER_INTERNAL_FORMAT_EXT 0x8D44
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#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_EXT 0x8CD0
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#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT 0x8CD1
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#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_EXT 0x8CD2
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#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE_EXT 0x8CD3
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#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_EXT 0x8CD4
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#define GL_COLOR_ATTACHMENT0_EXT 0x8CE0
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#define GL_COLOR_ATTACHMENT1_EXT 0x8CE1
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#define GL_COLOR_ATTACHMENT2_EXT 0x8CE2
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#define GL_COLOR_ATTACHMENT3_EXT 0x8CE3
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#define GL_COLOR_ATTACHMENT4_EXT 0x8CE4
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#define GL_COLOR_ATTACHMENT5_EXT 0x8CE5
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#define GL_COLOR_ATTACHMENT6_EXT 0x8CE6
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#define GL_COLOR_ATTACHMENT7_EXT 0x8CE7
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#define GL_COLOR_ATTACHMENT8_EXT 0x8CE8
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#define GL_COLOR_ATTACHMENT9_EXT 0x8CE9
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#define GL_COLOR_ATTACHMENT10_EXT 0x8CEA
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#define GL_COLOR_ATTACHMENT11_EXT 0x8CEB
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#define GL_COLOR_ATTACHMENT12_EXT 0x8CEC
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#define GL_COLOR_ATTACHMENT13_EXT 0x8CED
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#define GL_COLOR_ATTACHMENT14_EXT 0x8CEE
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#define GL_COLOR_ATTACHMENT15_EXT 0x8CEF
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#define GL_DEPTH_ATTACHMENT_EXT 0x8D00
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#define GL_STENCIL_ATTACHMENT_EXT 0x8D20
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#define GL_FRAMEBUFFER_COMPLETE_EXT 0x8CD5
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#define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT 0x8CD6
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#define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT 0x8CD7
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#define GL_FRAMEBUFFER_INCOMPLETE_DUPLICATE_ATTACHMENT_EXT 0x8CD8
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#define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT 0x8CD9
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#define GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT 0x8CDA
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#define GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT 0x8CDB
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#define GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT 0x8CDC
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#define GL_FRAMEBUFFER_UNSUPPORTED_EXT 0x8CDD
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#define GL_FRAMEBUFFER_STATUS_ERROR_EXT 0x8CDE
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#define GL_FRAMEBUFFER_BINDING_EXT 0x8CA6
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#define GL_RENDERBUFFER_BINDING_EXT 0x8CA7
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#define GL_MAX_COLOR_ATTACHMENTS_EXT 0x8CDF
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#define GL_MAX_RENDERBUFFER_SIZE_EXT 0x84E8
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#define GL_INVALID_FRAMEBUFFER_OPERATION_EXT 0x0506
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struct gl_render_buffer_object
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{
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GLint RefCount;
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GLuint Name;
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GLuint width, height;
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};
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struct gl_frame_buffer_object
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{
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GLint RefCount;
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GLuint Name;
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};
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/**
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* Helper routine for getting a gl_render_buffer_object.
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*/
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static struct gl_render_buffer_object *
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LookupRenderbuffer(GLcontext *ctx, GLuint id)
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{
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struct gl_render_buffer_object *rb;
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if (!id == 0)
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return NULL;
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rb = (struct gl_render_buffer_object *)
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_mesa_HashLookup(ctx->Shared->RenderBuffers, id);
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return rb;
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}
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/**
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* Helper routine for getting a gl_frame_buffer_object.
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*/
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static struct gl_frame_buffer_object *
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LookupFramebuffer(GLcontext *ctx, GLuint id)
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{
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struct gl_frame_buffer_object *rb;
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if (!id == 0)
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return NULL;
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rb = (struct gl_frame_buffer_object *)
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_mesa_HashLookup(ctx->Shared->FrameBuffers, id);
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return rb;
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}
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/**
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* Allocate a new gl_render_buffer_object.
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* XXX make this a device driver function.
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*/
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static struct gl_render_buffer_object *
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NewRenderBuffer(GLcontext *ctx, GLuint name)
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{
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struct gl_render_buffer_object *rb = CALLOC_STRUCT(gl_render_buffer_object);
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if (rb) {
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rb->Name = name;
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rb->RefCount = 1;
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}
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return rb;
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}
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/**
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* Allocate a new gl_frame_buffer_object.
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* XXX make this a device driver function.
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*/
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static struct gl_frame_buffer_object *
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NewFrameBuffer(GLcontext *ctx, GLuint name)
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{
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struct gl_frame_buffer_object *fb = CALLOC_STRUCT(gl_frame_buffer_object);
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if (fb) {
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fb->Name = name;
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fb->RefCount = 1;
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}
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return fb;
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}
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GLboolean
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_mesa_IsRenderbufferEXT(GLuint renderbuffer)
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{
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struct gl_render_buffer_object *rb;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
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rb = LookupRenderbuffer(ctx, renderbuffer);
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return rb ? GL_TRUE : GL_FALSE;
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}
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void
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_mesa_BindRenderbufferEXT(GLenum target, GLuint renderbuffer)
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{
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struct gl_render_buffer_object *rb;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END(ctx);
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switch (target) {
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case GL_RENDERBUFFER_EXT:
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break;
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case GL_FRAMEBUFFER_EXT:
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break;
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default:
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_mesa_error(ctx, GL_INVALID_ENUM, "glBindRenderbufferEXT(target)");
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return;
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}
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rb = LookupRenderbuffer(ctx, renderbuffer);
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if (!rb) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glIsRenderbufferEXT(renderbuffer)");
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return;
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}
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}
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void
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_mesa_DeleteRenderbuffersEXT(GLsizei n, const GLuint *renderbuffers)
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{
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GLint i;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END(ctx);
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for (i = 0; i < n; i++) {
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struct gl_render_buffer_object *rb;
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rb = LookupRenderbuffer(ctx, renderbuffers[i]);
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if (rb) {
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/* remove from hash table immediately, to free the ID */
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_mesa_HashRemove(ctx->Shared->RenderBuffers, renderbuffers[i]);
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/* But the object will not be freed until it's no longer bound in
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* any context.
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*/
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rb->RefCount--;
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if (rb->RefCount == 0) {
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_mesa_free(rb); /* XXX call device driver function */
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}
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}
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}
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}
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void
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_mesa_GenRenderbuffersEXT(GLsizei n, GLuint *renderbuffers)
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{
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GET_CURRENT_CONTEXT(ctx);
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GLuint first;
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GLint i;
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ASSERT_OUTSIDE_BEGIN_END(ctx);
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if (n < 0) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glGenRenderbuffersEXT(n)");
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return;
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}
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if (!renderbuffers)
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return;
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first = _mesa_HashFindFreeKeyBlock(ctx->Shared->RenderBuffers, n);
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for (i = 0; i < n; i++) {
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struct gl_render_buffer_object *rb;
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GLuint name = first + i;
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rb = NewRenderBuffer(ctx, name);
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if (!rb) {
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_mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenRenderbuffersEXT");
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return;
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}
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/* insert into hash table */
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_glthread_LOCK_MUTEX(ctx->Shared->Mutex);
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_mesa_HashInsert(ctx->Shared->RenderBuffers, name, rb);
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_glthread_UNLOCK_MUTEX(ctx->Shared->Mutex);
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renderbuffers[i] = name;
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}
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}
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void
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_mesa_RenderbufferStorageEXT(GLenum target, GLenum internalFormat,
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GLsizei width, GLsizei height)
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{
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END(ctx);
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switch (target) {
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case GL_RENDERBUFFER_EXT:
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break;
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default:
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_mesa_error(ctx, GL_INVALID_ENUM, "glRenderbufferStorageEXT(target)");
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return;
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}
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switch (internalFormat) {
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case GL_STENCIL_INDEX_EXT:
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case GL_STENCIL_INDEX1_EXT:
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case GL_STENCIL_INDEX4_EXT:
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case GL_STENCIL_INDEX8_EXT:
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case GL_STENCIL_INDEX16_EXT:
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break;
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default:
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_mesa_error(ctx, GL_INVALID_ENUM,
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"glRenderbufferStorageEXT(internalFormat)");
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return;
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}
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if (width > 0 /*value of MAX_RENDERBUFFER_SIZE_EXT*/) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glRenderbufferStorageEXT(width)");
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return;
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}
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if (height > 0 /*value of MAX_RENDERBUFFER_SIZE_EXT*/) {
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_mesa_error(ctx, GL_INVALID_VALUE, "glRenderbufferStorageEXT(height)");
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return;
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}
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}
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void
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_mesa_GetRenderbufferParameterivEXT(GLenum target, GLenum pname, GLint *params)
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{
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END(ctx);
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switch (target) {
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case GL_RENDERBUFFER_EXT:
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break;
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default:
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_mesa_error(ctx, GL_INVALID_ENUM,
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"glGetRenderbufferParameterivEXT(target)");
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return;
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}
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switch (pname) {
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case GL_RENDERBUFFER_WIDTH_EXT:
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case GL_RENDERBUFFER_HEIGHT_EXT:
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case GL_RENDERBUFFER_INTERNAL_FORMAT_EXT:
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break;
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default:
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_mesa_error(ctx, GL_INVALID_ENUM,
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"glGetRenderbufferParameterivEXT(target)");
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return;
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}
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if (1/*GL_RENDERBUFFER_BINDING_EXT is zero*/) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glGetRenderbufferParameterivEXT");
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return;
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}
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*params = 0;
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}
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GLboolean
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_mesa_IsFramebufferEXT(GLuint framebuffer)
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{
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struct gl_frame_buffer_object *fb;
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
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fb = LookupFramebuffer(ctx, framebuffer);
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return fb ? GL_TRUE : GL_FALSE;
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}
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void
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_mesa_BindFramebufferEXT(GLenum target, GLuint framebuffer)
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{
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GET_CURRENT_CONTEXT(ctx);
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ASSERT_OUTSIDE_BEGIN_END(ctx);
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switch (target) {
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case GL_FRAMEBUFFER_EXT:
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break;
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default:
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_mesa_error(ctx, GL_INVALID_ENUM,
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"glBindFramebufferEXT(target)");
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return;
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}
|
||||
|
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|
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}
|
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|
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|
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void
|
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_mesa_DeleteFramebuffersEXT(GLsizei n, const GLuint *framebuffers)
|
||||
{
|
||||
GLint i;
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GET_CURRENT_CONTEXT(ctx);
|
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|
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ASSERT_OUTSIDE_BEGIN_END(ctx);
|
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|
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for (i = 0; i < n; i++) {
|
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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;
|
||||
}
|
||||
|
||||
}
|
||||
@@ -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 */
|
||||
@@ -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 */
|
||||
};
|
||||
|
||||
|
||||
Reference in New Issue
Block a user