- GLfloat x = (GLfloat)ctx->Viewport.X;
- GLfloat y = (GLfloat)ctx->Viewport.Y;
- GLfloat z = ctx->Viewport.Near;
- GLfloat half_width = (GLfloat)ctx->Viewport.Width / 2.0f;
- GLfloat half_height = (GLfloat)ctx->Viewport.Height / 2.0f;
- GLfloat half_depth = (GLfloat)(ctx->Viewport.Far - ctx->Viewport.Near) / 2.0f;
-
- st->state.viewport.scale[0] = half_width;
- st->state.viewport.scale[1] = half_height * yScale;
- st->state.viewport.scale[2] = half_depth;
- st->state.viewport.scale[3] = 1.0;
+ float scale[3], translate[3];
+ _mesa_get_viewport_xform(ctx, i, scale, translate);