diff options
| -rw-r--r-- | src/mesa/drivers/dri/i915/intel_tris.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_tris.c b/src/mesa/drivers/dri/i915/intel_tris.c index 29f0b51ba6..bbb4e0f3cd 100644 --- a/src/mesa/drivers/dri/i915/intel_tris.c +++ b/src/mesa/drivers/dri/i915/intel_tris.c @@ -311,10 +311,18 @@ intel_wpos_triangle(struct intel_context *intel, { GLuint offset = intel->wpos_offset; GLuint size = intel->wpos_size; + GLfloat *v0_wpos = (GLfloat *)((char *)v0 + offset); + GLfloat *v1_wpos = (GLfloat *)((char *)v1 + offset); + GLfloat *v2_wpos = (GLfloat *)((char *)v2 + offset); + + __memcpy(v0_wpos, v0, size); + __memcpy(v1_wpos, v1, size); + __memcpy(v2_wpos, v2, size); + + v0_wpos[1] = -v0_wpos[1] + intel->driDrawable->h; + v1_wpos[1] = -v1_wpos[1] + intel->driDrawable->h; + v2_wpos[1] = -v2_wpos[1] + intel->driDrawable->h; - __memcpy(((char *) v0) + offset, v0, size); - __memcpy(((char *) v1) + offset, v1, size); - __memcpy(((char *) v2) + offset, v2, size); intel_draw_triangle(intel, v0, v1, v2); } @@ -326,9 +334,14 @@ intel_wpos_line(struct intel_context *intel, { GLuint offset = intel->wpos_offset; GLuint size = intel->wpos_size; + GLfloat *v0_wpos = (GLfloat *)((char *)v0 + offset); + GLfloat *v1_wpos = (GLfloat *)((char *)v1 + offset); + + __memcpy(v0_wpos, v0, size); + __memcpy(v1_wpos, v1, size); - __memcpy(((char *) v0) + offset, v0, size); - __memcpy(((char *) v1) + offset, v1, size); + v0_wpos[1] = -v0_wpos[1] + intel->driDrawable->h; + v1_wpos[1] = -v1_wpos[1] + intel->driDrawable->h; intel_draw_line(intel, v0, v1); } @@ -339,8 +352,10 @@ intel_wpos_point(struct intel_context *intel, intelVertexPtr v0) { GLuint offset = intel->wpos_offset; GLuint size = intel->wpos_size; + GLfloat *v0_wpos = (GLfloat *)((char *)v0 + offset); - __memcpy(((char *) v0) + offset, v0, size); + __memcpy(v0_wpos, v0, size); + v0_wpos[1] = -v0_wpos[1] + intel->driDrawable->h; intel_draw_point(intel, v0); } |