| /* |
| Copyright (C) Intel Corp. 2006. All Rights Reserved. |
| Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to |
| develop this 3D driver. |
| |
| 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 (including the |
| next paragraph) 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 THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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. |
| |
| **********************************************************************/ |
| /* |
| * Authors: |
| * Keith Whitwell <keith@tungstengraphics.com> |
| */ |
| |
| |
| #include "glheader.h" |
| #include "mtypes.h" |
| #include "imports.h" |
| #include "simple_list.h" |
| #include "enums.h" |
| #include "image.h" |
| #include "teximage.h" |
| #include "texstore.h" |
| #include "texformat.h" |
| #include "texmem.h" |
| |
| #include "intel_context.h" |
| #include "intel_ioctl.h" |
| #include "intel_regions.h" |
| #include "intel_tex.h" |
| #include "brw_context.h" |
| #include "brw_defines.h" |
| |
| |
| void brw_FrameBufferTexInit( struct brw_context *brw, |
| struct intel_region *region ) |
| { |
| struct intel_context *intel = &brw->intel; |
| GLcontext *ctx = &intel->ctx; |
| struct gl_texture_object *obj; |
| struct gl_texture_image *img; |
| |
| intel->frame_buffer_texobj = obj = |
| ctx->Driver.NewTextureObject( ctx, (GLuint) -1, GL_TEXTURE_2D ); |
| |
| obj->MinFilter = GL_NEAREST; |
| obj->MagFilter = GL_NEAREST; |
| |
| img = ctx->Driver.NewTextureImage( ctx ); |
| |
| _mesa_init_teximage_fields( ctx, GL_TEXTURE_2D, img, |
| region->pitch, region->height, 1, 0, |
| region->cpp == 4 ? GL_RGBA : GL_RGB ); |
| |
| _mesa_set_tex_image( obj, GL_TEXTURE_2D, 0, img ); |
| } |
| |
| void brw_FrameBufferTexDestroy( struct brw_context *brw ) |
| { |
| if (brw->intel.frame_buffer_texobj != NULL) |
| brw->intel.ctx.Driver.DeleteTexture( &brw->intel.ctx, |
| brw->intel.frame_buffer_texobj ); |
| brw->intel.frame_buffer_texobj = NULL; |
| } |
| |
| /** |
| * Finalizes all textures, completing any rendering that needs to be done |
| * to prepare them. |
| */ |
| void brw_validate_textures( struct brw_context *brw ) |
| { |
| struct intel_context *intel = &brw->intel; |
| int i; |
| |
| for (i = 0; i < BRW_MAX_TEX_UNIT; i++) { |
| struct gl_texture_unit *texUnit = &brw->attribs.Texture->Unit[i]; |
| |
| if (texUnit->_ReallyEnabled) { |
| intel_finalize_mipmap_tree(intel, i); |
| } |
| } |
| } |