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-rw-r--r--src/mesa/state_tracker/st_cb_texture.c51
1 files changed, 30 insertions, 21 deletions
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 40d56c5edd..da45a5e321 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -1157,11 +1157,12 @@ do_copy_texsubimage(GLcontext *ctx,
struct pipe_context *pipe = ctx->st->pipe;
struct pipe_screen *screen = pipe->screen;
uint dest_format, src_format;
- uint do_flip = FALSE;
GLboolean use_fallback = GL_TRUE;
(void) texImage;
+ /* XX need this? st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);*/
+
/* determine if copying depth or color data */
if (baseFormat == GL_DEPTH_COMPONENT) {
strb = st_renderbuffer(fb->_DepthBuffer);
@@ -1178,11 +1179,6 @@ do_copy_texsubimage(GLcontext *ctx,
assert(strb->surface);
assert(stImage->pt);
- if (st_fb_orientation(ctx->ReadBuffer) == Y_0_TOP) {
- srcY = strb->Base.Height - srcY - height;
- do_flip = TRUE;
- }
-
src_format = strb->surface->format;
dest_format = stImage->pt->format;
@@ -1190,7 +1186,8 @@ do_copy_texsubimage(GLcontext *ctx,
/* do blit-style copy */
struct pipe_surface *dest_surface;
- dest_surface = screen->get_tex_surface(screen, stImage->pt, stImage->face,
+ dest_surface = screen->get_tex_surface(screen, stImage->pt,
+ stImage->face,
stImage->level, destZ,
PIPE_BUFFER_USAGE_GPU_WRITE);
@@ -1198,28 +1195,40 @@ do_copy_texsubimage(GLcontext *ctx,
assert(dest_surface->buffer);
if (src_format == dest_format) {
- pipe->surface_copy(pipe,
- do_flip,
- /* dest */
- dest_surface,
- destX, destY,
- /* src */
- strb->surface,
- srcX, srcY,
- /* size */
- width, height);
- use_fallback = GL_FALSE;
+ boolean do_flip = (st_fb_orientation(ctx->ReadBuffer) == Y_0_TOP);
+ pipe->surface_copy(pipe,
+ do_flip,
+ /* dest */
+ dest_surface,
+ destX, destY,
+ /* src */
+ strb->surface,
+ srcX, srcY,
+ /* size */
+ width, height);
+ use_fallback = GL_FALSE;
}
else if (screen->is_format_supported(screen, strb->surface->format,
PIPE_TEXTURE) &&
screen->is_format_supported(screen, dest_surface->format,
PIPE_SURFACE)) {
+ boolean do_flip = (st_fb_orientation(ctx->ReadBuffer) == Y_0_TOP);
+ int srcY0, srcY1;
+ if (do_flip) {
+ srcY1 = strb->Base.Height - srcY - height;
+ srcY0 = srcY1 + height;
+ }
+ else {
+ srcY0 = srcY;
+ srcY1 = srcY0 + height;
+ }
util_blit_pixels(ctx->st->blit,
strb->surface,
- srcX, do_flip ? srcY + height : srcY,
- srcX + width, do_flip ? srcY : srcY + height,
+ srcX, srcY0,
+ srcX + width, srcY1,
dest_surface,
- destX, destY, destX + width, destY + height,
+ destX, destY,
+ destX + width, destY + height,
0.0, PIPE_TEX_MIPFILTER_NEAREST);
use_fallback = GL_FALSE;
}