Merge pull request #72485 from BastiaanOlij/add_eye_matrix_access

Expose EYE_OFFSET to gdshader code

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/gles3/shaders/scene.glsl b/drivers/gles3/shaders/scene.glsl
index f977c8ceaf..0b389b0478 100644
--- a/drivers/gles3/shaders/scene.glsl
+++ b/drivers/gles3/shaders/scene.glsl
@@ -268,9 +268,11 @@ void main() {
 #ifdef USE_MULTIVIEW
 	mat4 projection_matrix = multiview_data.projection_matrix_view[ViewIndex];
 	mat4 inv_projection_matrix = multiview_data.inv_projection_matrix_view[ViewIndex];
+	vec3 eye_offset = multiview_data.eye_offset[ViewIndex].xyz;
 #else
 	mat4 projection_matrix = scene_data.projection_matrix;
 	mat4 inv_projection_matrix = scene_data.inv_projection_matrix;
+	vec3 eye_offset = vec3(0.0, 0.0, 0.0);
 #endif //USE_MULTIVIEW
 
 #ifdef USE_INSTANCING
@@ -930,10 +932,12 @@ void main() {
 	//lay out everything, whatever is unused is optimized away anyway
 	vec3 vertex = vertex_interp;
 #ifdef USE_MULTIVIEW
-	vec3 view = -normalize(vertex_interp - multiview_data.eye_offset[ViewIndex].xyz);
+	vec3 eye_offset = multiview_data.eye_offset[ViewIndex].xyz;
+	vec3 view = -normalize(vertex_interp - eye_offset);
 	mat4 projection_matrix = multiview_data.projection_matrix_view[ViewIndex];
 	mat4 inv_projection_matrix = multiview_data.inv_projection_matrix_view[ViewIndex];
 #else
+	vec3 eye_offset = vec3(0.0, 0.0, 0.0);
 	vec3 view = -normalize(vertex_interp);
 	mat4 projection_matrix = scene_data.projection_matrix;
 	mat4 inv_projection_matrix = scene_data.inv_projection_matrix;