diff options
Diffstat (limited to 'drivers/gles3/shaders/copy.glsl')
| -rw-r--r-- | drivers/gles3/shaders/copy.glsl | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/drivers/gles3/shaders/copy.glsl b/drivers/gles3/shaders/copy.glsl new file mode 100644 index 0000000000..a87d62f2d7 --- /dev/null +++ b/drivers/gles3/shaders/copy.glsl @@ -0,0 +1,105 @@ +[vertex] + + +layout(location=0) in highp vec4 vertex_attrib; +#ifdef USE_CUBEMAP +layout(location=4) in vec3 cube_in; +#else +layout(location=4) in vec2 uv_in; +#endif +layout(location=5) in vec2 uv2_in; + +#ifdef USE_CUBEMAP +out vec3 cube_interp; +#else +out vec2 uv_interp; +#endif + +out vec2 uv2_interp; + +void main() { + +#ifdef USE_CUBEMAP + cube_interp = cube_in; +#else + uv_interp = uv_in; +#endif + uv2_interp = uv2_in; + gl_Position = vertex_attrib; +} + +[fragment] + + +#ifdef USE_CUBEMAP +in vec3 cube_interp; +uniform samplerCube source_cube; //texunit:0 +#else +in vec2 uv_interp; +uniform sampler2D source; //texunit:0 +#endif + + +float sRGB_gamma_correct(float c){ + float a = 0.055; + if(c < 0.0031308) + return 12.92*c; + else + return (1.0+a)*pow(c, 1.0/2.4) - a; +} + + +uniform float stuff; +uniform vec2 pixel_size; + +in vec2 uv2_interp; + +layout(location = 0) out vec4 frag_color; + +void main() { + + //vec4 color = color_interp; + +#ifdef USE_CUBEMAP + vec4 color = texture( source_cube, normalize(cube_interp) ); + +#else + vec4 color = texture( source, uv_interp ); +#endif + +#ifdef LINEAR_TO_SRGB + //regular Linear -> SRGB conversion + vec3 a = vec3(0.055); + color.rgb = mix( (vec3(1.0)+a)*pow(color.rgb,vec3(1.0/2.4))-a , 12.92*color.rgb , lessThan(color.rgb,vec3(0.0031308))); +#endif + +#ifdef DEBUG_GRADIENT + color.rg=uv_interp; + color.b=0.0; +#endif + +#ifdef DISABLE_ALPHA + color.a=1.0; +#endif + + +#ifdef GAUSSIAN_HORIZONTAL + color*=0.38774; + color+=texture( source, uv_interp+vec2( 1.0, 0.0)*pixel_size )*0.24477; + color+=texture( source, uv_interp+vec2( 2.0, 0.0)*pixel_size )*0.06136; + color+=texture( source, uv_interp+vec2(-1.0, 0.0)*pixel_size )*0.24477; + color+=texture( source, uv_interp+vec2(-2.0, 0.0)*pixel_size )*0.06136; +#endif + +#ifdef GAUSSIAN_VERTICAL + color*=0.38774; + color+=texture( source, uv_interp+vec2( 0.0, 1.0)*pixel_size )*0.24477; + color+=texture( source, uv_interp+vec2( 0.0, 2.0)*pixel_size )*0.06136; + color+=texture( source, uv_interp+vec2( 0.0,-1.0)*pixel_size )*0.24477; + color+=texture( source, uv_interp+vec2( 0.0,-2.0)*pixel_size )*0.06136; +#endif + + + frag_color = color; +} + |