diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_bitmap.c | 72 |
1 files changed, 39 insertions, 33 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c index 0565197ea08..e3ce1494e5d 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c @@ -164,9 +164,13 @@ do_blit_bitmap( GLcontext *ctx, { struct intel_context *intel = intel_context(ctx); struct intel_region *dst = intel_drawbuf_region(intel); + struct gl_framebuffer *fb = ctx->DrawBuffer; GLfloat tmpColor[4]; GLubyte ubcolor[4]; GLuint color8888, color565; + unsigned int num_cliprects; + drm_clip_rect_t *cliprects; + int x_off, y_off; if (!dst) return GL_FALSE; @@ -196,49 +200,50 @@ do_blit_bitmap( GLcontext *ctx, LOCK_HARDWARE(intel); - if (intel->driDrawable->numClipRects) { - __DRIdrawablePrivate *dPriv = intel->driDrawable; - drm_clip_rect_t *box = dPriv->pClipRects; + intel_get_cliprects(intel, &cliprects, &num_cliprects, &x_off, &y_off); + if (num_cliprects != 0) { drm_clip_rect_t dest_rect; - GLint nbox = dPriv->numClipRects; GLint srcx = 0, srcy = 0; - GLint orig_screen_x1, orig_screen_y2; GLuint i; + GLint orig_dstx = dstx; + GLint orig_dsty = dsty; - - orig_screen_x1 = dPriv->x + dstx; - orig_screen_y2 = dPriv->y + (dPriv->h - dsty); - - /* Do scissoring in GL coordinates: - */ - if (ctx->Scissor.Enabled) - { - GLint x = ctx->Scissor.X; - GLint y = ctx->Scissor.Y; - GLuint w = ctx->Scissor.Width; - GLuint h = ctx->Scissor.Height; - - if (!_mesa_clip_to_region(x, y, x+w-1, y+h-1, &dstx, &dsty, &width, &height)) + /* Clip to buffer bounds and scissor. */ + if (!_mesa_clip_to_region(fb->_Xmin, fb->_Ymin, + fb->_Xmax, fb->_Ymax, + &dstx, &dsty, &width, &height)) goto out; - } - /* Convert from GL to hardware coordinates: + /* Convert from GL to hardware coordinates. Transform original points + * along with it so that we can look at cliprects in hw coordinates and + * map back to points in the source space. */ - dsty = dPriv->y + (dPriv->h - dsty - height); - dstx = dPriv->x + dstx; + if (fb->Name == 0) { + /* bitmap to a system framebuffer */ + dstx = x_off + dstx; + dsty = y_off + (fb->Height - dsty - height); + orig_dstx = x_off + orig_dstx; + orig_dsty = y_off + (fb->Height - orig_dsty - height); + } else { + /* bitmap to a user framebuffer object */ + dstx = x_off + dstx; + dsty = y_off + dsty; + orig_dstx = x_off + orig_dstx; + orig_dsty = y_off + orig_dsty; + } - dest_rect.x1 = dstx < 0 ? 0 : dstx; - dest_rect.y1 = dsty < 0 ? 0 : dsty; - dest_rect.x2 = dstx + width < 0 ? 0 : dstx + width; - dest_rect.y2 = dsty + height < 0 ? 0 : dsty + height; + dest_rect.x1 = dstx; + dest_rect.y1 = dsty; + dest_rect.x2 = dstx + width; + dest_rect.y2 = dsty + height; - for (i = 0; i < nbox; i++) { + for (i = 0; i < num_cliprects; i++) { drm_clip_rect_t rect; int box_w, box_h; GLint px, py; GLuint stipple[32]; - if (!intel_intersect_cliprects(&rect, &dest_rect, &box[i])) + if (!intel_intersect_cliprects(&rect, &dest_rect, &cliprects[i])) continue; /* Now go back to GL coordinates to figure out what subset of @@ -246,9 +251,8 @@ do_blit_bitmap( GLcontext *ctx, */ box_w = rect.x2 - rect.x1; box_h = rect.y2 - rect.y1; - srcx = rect.x1 - orig_screen_x1; - srcy = orig_screen_y2 - rect.y2; - + srcx = rect.x1 - orig_dstx; + srcy = rect.y1 - orig_dsty; #define DY 32 #define DX 32 @@ -275,7 +279,7 @@ do_blit_bitmap( GLcontext *ctx, srcx + px, srcy + py, w, h, (GLubyte *)stipple, 8, - GL_TRUE) == 0) + fb->Name == 0 ? GL_TRUE : GL_FALSE) == 0) continue; /* @@ -300,6 +304,8 @@ do_blit_bitmap( GLcontext *ctx, out: UNLOCK_HARDWARE(intel); + if (INTEL_DEBUG & DEBUG_SYNC) + intel_batchbuffer_flush(intel->batch); if (unpack->BufferObj->Name) { /* done with PBO so unmap it now */ |