diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/state_tracker/st_cb_texture.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index 1f94a0b9ef0..d8d2d2aaeac 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -1073,9 +1073,9 @@ fallback_copy_texsubimage(GLcontext *ctx, st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL); - /* determine bottom-to-top vs. top-to-bottom order */ + /* determine bottom-to-top vs. top-to-bottom order for src renderbuffer */ if (st_fb_orientation(ctx->ReadBuffer) == Y_0_TOP) { - destY = height - 1 - destY; + srcY = strb->Base.Height - 1 - srcY; yStep = -1; } else { @@ -1083,9 +1083,6 @@ fallback_copy_texsubimage(GLcontext *ctx, } src_surf = strb->surface; - src_surf = screen->get_tex_surface(screen, strb->texture, face, level, destZ, - PIPE_BUFFER_USAGE_CPU_READ); - dest_surf = screen->get_tex_surface(screen, pt, face, level, destZ, PIPE_BUFFER_USAGE_CPU_WRITE); @@ -1098,7 +1095,7 @@ fallback_copy_texsubimage(GLcontext *ctx, const GLboolean scaleOrBias = (ctx->Pixel.DepthScale != 1.0F || ctx->Pixel.DepthBias != 0.0F); - for (row = 0; row < height; row++, srcY++, destY += yStep) { + for (row = 0; row < height; row++, srcY += yStep, destY++) { uint data[MAX_WIDTH]; pipe_get_tile_z(src_surf, srcX, srcY, width, 1, data); if (scaleOrBias) { @@ -1109,7 +1106,7 @@ fallback_copy_texsubimage(GLcontext *ctx, } else { /* RGBA format */ - for (row = 0; row < height; row++, srcY++, destY += yStep) { + for (row = 0; row < height; row++, srcY += yStep, destY++) { float data[4 * MAX_WIDTH]; pipe_get_tile_rgba(src_surf, srcX, srcY, width, 1, data); /* XXX we're ignoring convolution for now */ @@ -1123,7 +1120,6 @@ fallback_copy_texsubimage(GLcontext *ctx, } screen->tex_surface_release(screen, &dest_surf); - screen->tex_surface_release(screen, &src_surf); } |