Merge pull request #52205 from BastiaanOlij/blit_source_rect

Add source rectangle to blit

1 files changed, 4 insertions, 2 deletions

diff --git a/servers/rendering/renderer_rd/shaders/blit.glsl b/servers/rendering/renderer_rd/shaders/blit.glsl
index 967da1e6e4..8051f96738 100644
--- a/servers/rendering/renderer_rd/shaders/blit.glsl
+++ b/servers/rendering/renderer_rd/shaders/blit.glsl
@@ -5,6 +5,7 @@
 #VERSION_DEFINES
 
 layout(push_constant, binding = 0, std140) uniform Pos {
+	vec4 src_rect;
 	vec4 dst_rect;
 
 	vec2 eye_center;
@@ -22,8 +23,8 @@ layout(location = 0) out vec2 uv;
 
 void main() {
 	vec2 base_arr[4] = vec2[](vec2(0.0, 0.0), vec2(0.0, 1.0), vec2(1.0, 1.0), vec2(1.0, 0.0));
-	uv = base_arr[gl_VertexIndex];
-	vec2 vtx = data.dst_rect.xy + uv * data.dst_rect.zw;
+	uv = data.src_rect.xy + base_arr[gl_VertexIndex] * data.src_rect.zw;
+	vec2 vtx = data.dst_rect.xy + base_arr[gl_VertexIndex] * data.dst_rect.zw;
 	gl_Position = vec4(vtx * 2.0 - 1.0, 0.0, 1.0);
 }
 
@@ -34,6 +35,7 @@ void main() {
 #VERSION_DEFINES
 
 layout(push_constant, binding = 0, std140) uniform Pos {
+	vec4 src_rect;
 	vec4 dst_rect;
 
 	vec2 eye_center;