diff options
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_fbo.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_fbo.c b/src/mesa/drivers/dri/radeon/radeon_fbo.c index 649f88a061..01978ec293 100644 --- a/src/mesa/drivers/dri/radeon/radeon_fbo.c +++ b/src/mesa/drivers/dri/radeon/radeon_fbo.c @@ -37,6 +37,7 @@ #include "main/texrender.h" #include "radeon_common.h" +#include "radeon_mipmap_tree.h" #define FILE_DEBUG_FLAG DEBUG_TEXTURE #define DBG(...) do { \ @@ -442,7 +443,74 @@ radeon_render_texture(GLcontext * ctx, struct gl_framebuffer *fb, struct gl_renderbuffer_attachment *att) { + struct gl_texture_image *newImage + = att->Texture->Image[att->CubeMapFace][att->TextureLevel]; + struct radeon_renderbuffer *rrb = radeon_renderbuffer(att->Renderbuffer); + radeon_texture_image *radeon_image; + GLuint imageOffset; + + (void) fb; + + ASSERT(newImage); + + if (newImage->Border != 0) { + /* Fallback on drawing to a texture with a border, which won't have a + * miptree. + */ + _mesa_reference_renderbuffer(&att->Renderbuffer, NULL); + _mesa_render_texture(ctx, fb, att); + return; + } + else if (!rrb) { + rrb = radeon_wrap_texture(ctx, newImage); + if (rrb) { + /* bind the wrapper to the attachment point */ + _mesa_reference_renderbuffer(&att->Renderbuffer, &rrb->base); + } + else { + /* fallback to software rendering */ + _mesa_render_texture(ctx, fb, att); + return; + } + } + + if (!radeon_update_wrapper(ctx, rrb, newImage)) { + _mesa_reference_renderbuffer(&att->Renderbuffer, NULL); + _mesa_render_texture(ctx, fb, att); + return; + } + DBG("Begin render texture tid %x tex=%u w=%d h=%d refcount=%d\n", + _glthread_GetID(), + att->Texture->Name, newImage->Width, newImage->Height, + rrb->base.RefCount); + + /* point the renderbufer's region to the texture image region */ + radeon_image = (radeon_texture_image *)newImage; + if (rrb->bo != radeon_image->mt->bo) { + if (rrb->bo) + radeon_bo_unref(rrb->bo); + rrb->bo = radeon_image->mt->bo; + radeon_bo_ref(rrb->bo); + } + +#if 0 + /* compute offset of the particular 2D image within the texture region */ + imageOffset = radeon_miptree_image_offset(radeon_image->mt, + att->CubeMapFace, + att->TextureLevel); + + if (att->Texture->Target == GL_TEXTURE_3D) { + const GLuint *offsets = radeon_miptree_depth_offsets(radeon_image->mt, + att->TextureLevel); + imageOffset += offsets[att->Zoffset]; + } + + /* store that offset in the region */ + radeon_image->mt->draw_offset = imageOffset; +#endif + /* update drawing region, etc */ + radeon_draw_buffer(ctx, fb); } static void |