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fix image orientation

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This commit is contained in:
Brian
2007-08-10 15:29:56 -06:00
parent 04ee3cecdf
commit 12e3bb1a65
1 changed files with 8 additions and 5 deletions
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src/mesa/state_tracker/st_cb_drawpixels.c
+8 -5
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@@ -133,7 +133,10 @@ make_mipmap_tree(struct st_context *st,
/* map texture region */
dest = pipe->region_map(pipe, mt->region);
/* put image into texture region */
/* Put image into texture region.
* Note that the image is actually going to be upside down in
* the texture. We deal with that with texcoords.
*/
success = mformat->StoreImage(st->ctx, 2, /* dims */
GL_RGBA, /* baseInternalFormat */
mformat, /* gl_texture_format */
@@ -204,25 +207,25 @@ draw_quad(struct st_context *st, GLfloat x0, GLfloat y0, GLfloat z,
verts[0][0][0] = x0;
verts[0][0][1] = y0;
verts[0][1][0] = 0.0;
verts[0][1][1] = 1.0;
verts[0][1][1] = 0.0;
/* upper-right */
verts[1][0][0] = x1;
verts[1][0][1] = y0;
verts[1][1][0] = 1.0;
verts[1][1][1] = 1.0;
verts[1][1][1] = 0.0;
/* lower-right */
verts[2][0][0] = x1;
verts[2][0][1] = y1;
verts[2][1][0] = 1.0;
verts[2][1][1] = 0.0;
verts[2][1][1] = 1.0;
/* lower-left */
verts[3][0][0] = x0;
verts[3][0][1] = y1;
verts[3][1][0] = 0.0;
verts[3][1][1] = 0.0;
verts[3][1][1] = 1.0;
/* same for all verts: */
for (i = 0; i < 4; i++) {