Merge pull request #81160 from paddy-exe/canvas-uv-world-space

Add render mode to use world coordinates in canvas item shader

2 files changed, 6 insertions, 1 deletions

diff --git a/drivers/gles3/shaders/canvas.glsl b/drivers/gles3/shaders/canvas.glsl
index e47e3ae9a3..ce8fe25625 100644
--- a/drivers/gles3/shaders/canvas.glsl
+++ b/drivers/gles3/shaders/canvas.glsl
@@ -199,6 +199,10 @@ void main() {
 #ifdef USE_POINT_SIZE
 	float point_size = 1.0;
 #endif
+
+#ifdef USE_WORLD_VERTEX_COORDS
+	vertex = (model_matrix * vec4(vertex, 0.0, 1.0)).xy;
+#endif
 	{
 #CODE : VERTEX
 	}
@@ -207,7 +211,7 @@ void main() {
 	pixel_size_interp = abs(read_draw_data_dst_rect.zw) * vertex_base;
 #endif
 
-#if !defined(SKIP_TRANSFORM_USED)
+#if !defined(SKIP_TRANSFORM_USED) && !defined(USE_WORLD_VERTEX_COORDS)
 	vertex = (model_matrix * vec4(vertex, 0.0, 1.0)).xy;
 #endif
 
diff --git a/drivers/gles3/storage/material_storage.cpp b/drivers/gles3/storage/material_storage.cpp
index 600672b7ef..a594813ed0 100644
--- a/drivers/gles3/storage/material_storage.cpp
+++ b/drivers/gles3/storage/material_storage.cpp
@@ -1184,6 +1184,7 @@ MaterialStorage::MaterialStorage() {
 		actions.render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n";
 		actions.render_mode_defines["unshaded"] = "#define MODE_UNSHADED\n";
 		actions.render_mode_defines["light_only"] = "#define MODE_LIGHT_ONLY\n";
+		actions.render_mode_defines["world_vertex_coords"] = "#define USE_WORLD_VERTEX_COORDS\n";
 
 		actions.global_buffer_array_variable = "global_shader_uniforms";