diff options
Diffstat (limited to 'drivers/gles3/shaders')
| -rw-r--r-- | drivers/gles3/shaders/canvas.glsl | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gles3/shaders/canvas.glsl b/drivers/gles3/shaders/canvas.glsl index f0dc14c35a..79e17eb14c 100644 --- a/drivers/gles3/shaders/canvas.glsl +++ b/drivers/gles3/shaders/canvas.glsl @@ -116,9 +116,12 @@ void main() { #ifdef USE_TEXTURE_RECT - - uv_interp = src_rect.xy + abs(src_rect.zw) * vertex; - highp vec4 outvec = vec4(dst_rect.xy + dst_rect.zw * mix(vertex,vec2(1.0,1.0)-vertex,lessThan(src_rect.zw,vec2(0.0,0.0))),0.0,1.0); + if (dst_rect.z < 0) { // Transpose is encoded as negative dst_rect.z + uv_interp = src_rect.xy + abs(src_rect.zw) * vertex.yx; + } else { + uv_interp = src_rect.xy + abs(src_rect.zw) * vertex; + } + highp vec4 outvec = vec4(dst_rect.xy + abs(dst_rect.zw) * mix(vertex,vec2(1.0,1.0)-vertex,lessThan(src_rect.zw,vec2(0.0,0.0))),0.0,1.0); #else uv_interp = uv_attrib; |