/*======================================================================
* brw_tex.c
*/
-void brwUpdateTextureState( struct intel_context *intel );
-void brw_FrameBufferTexInit( struct brw_context *brw,
- struct intel_region *region );
-void brw_FrameBufferTexDestroy( struct brw_context *brw );
void brw_validate_textures( struct brw_context *brw );
#include "intel_tex.h"
#include "brw_context.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.
_mesa_free(brw->wm.compile_data);
- brw_FrameBufferTexDestroy( brw );
-
for (i = 0; i < brw->state.nr_color_regions; i++)
intel_region_release(&brw->state.color_regions[i]);
brw->state.nr_color_regions = 0;
/* _NEW_TEXTURE, BRW_NEW_TEXDATA */
if (texUnit->_ReallyEnabled) {
- if (texUnit->_Current == intel->frame_buffer_texobj) {
- /* render to texture */
- dri_bo_unreference(brw->wm.surf_bo[surf]);
- brw->wm.surf_bo[surf] = brw->wm.surf_bo[0];
- dri_bo_reference(brw->wm.surf_bo[surf]);
- brw->wm.nr_surfaces = surf + 1;
- } else {
- /* regular texture */
- brw_update_texture_surface(ctx, i);
- brw->wm.nr_surfaces = surf + 1;
- }
+ brw_update_texture_surface(ctx, i);
+ brw->wm.nr_surfaces = surf + 1;
} else {
dri_bo_unreference(brw->wm.surf_bo[surf]);
brw->wm.surf_bo[surf] = NULL;
intel_line_func draw_line;
intel_tri_func draw_tri;
- /* These refer to the current drawing buffer:
- */
- struct gl_texture_object *frame_buffer_texobj;
/**
* Set to true if a single constant cliprect should be used in the
* batchbuffer. Otherwise, cliprects must be calculated at batchbuffer
return GL_TRUE;
}
-
-GLboolean
-intel_check_meta_tex_fragment_ops(GLcontext * ctx)
-{
- if (ctx->NewState)
- _mesa_update_state(ctx);
-
- /* Some of _ImageTransferState (scale, bias) could be done with
- * fragment programs on i915.
- */
- return !(ctx->_ImageTransferState || ctx->Fog.Enabled || /* not done yet */
- ctx->Texture._EnabledUnits || ctx->FragmentProgram._Enabled);
-}
-
/* The intel_region struct doesn't really do enough to capture the
* format of the pixels in the region. For now this code assumes that
* the region is a display surface and hence is either ARGB8888 or
GLboolean intel_check_blit_fragment_ops(GLcontext * ctx,
GLboolean src_alpha_is_one);
-GLboolean intel_check_meta_tex_fragment_ops(GLcontext * ctx);
-
GLboolean intel_check_blit_format(struct intel_region *region,
GLenum format, GLenum type);