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Merge pull request #19807 from JFonS/fix_light_vec_rotation 

Fix rotation of 2D lights
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Rémi Verschelde 2018-07-04 15:15:23 +02:00 committed by GitHub
parent 3724f1562b e9a3cf8feb
commit dfc4ca9f6a
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 3 deletions
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5
drivers/gles3/shaders/canvas.glsl
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@ -518,10 +518,9 @@ FRAGMENT_SHADER_CODE
#ifdef USE_LIGHTING
vec2 light_vec = light_uv_interp.zw;; //for shadow and normal mapping
vec2 light_vec = (inverse(light_matrix)*vec4(normalize(light_uv_interp.zw),0.0,0.0)).xy; //for normal mapping
if (normal_used) {
normal.xy = mat2(local_rot.xy,local_rot.zw) * normal.xy;
@ -567,7 +566,7 @@ FRAGMENT_SHADER_CODE
color*=light;
#ifdef USE_SHADOWS
light_vec = light_uv_interp.zw; //for shadows
float angle_to_light = -atan(light_vec.x,light_vec.y);
float PI = 3.14159265358979323846264;
/*int i = int(mod(floor((angle_to_light+7.0*PI/6.0)/(4.0*PI/6.0))+1.0, 3.0)); // +1 pq os indices estao em ordem 2,0,1 nos arrays