diff options
Diffstat (limited to 'drivers/gles2/shaders/copy.glsl')
| -rw-r--r-- | drivers/gles2/shaders/copy.glsl | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/drivers/gles2/shaders/copy.glsl b/drivers/gles2/shaders/copy.glsl deleted file mode 100644 index e833722ac3..0000000000 --- a/drivers/gles2/shaders/copy.glsl +++ /dev/null @@ -1,191 +0,0 @@ -/* clang-format off */ -[vertex] - -#ifdef USE_GLES_OVER_GL -#define lowp -#define mediump -#define highp -#else -precision highp float; -precision highp int; -#endif - -attribute highp vec4 vertex_attrib; // attrib:0 -/* clang-format on */ - -#if defined(USE_CUBEMAP) || defined(USE_PANORAMA) -attribute vec3 cube_in; // attrib:4 -#else -attribute vec2 uv_in; // attrib:4 -#endif - -attribute vec2 uv2_in; // attrib:5 - -#if defined(USE_CUBEMAP) || defined(USE_PANORAMA) -varying vec3 cube_interp; -#else -varying vec2 uv_interp; -#endif -varying vec2 uv2_interp; - -// These definitions are here because the shader-wrapper builder does -// not understand `#elif defined()` -#ifdef USE_DISPLAY_TRANSFORM -#endif - -#ifdef USE_COPY_SECTION -uniform highp vec4 copy_section; -#elif defined(USE_DISPLAY_TRANSFORM) -uniform highp mat4 display_transform; -#endif - -void main() { -#if defined(USE_CUBEMAP) || defined(USE_PANORAMA) - cube_interp = cube_in; -#elif defined(USE_ASYM_PANO) - uv_interp = vertex_attrib.xy; -#else - uv_interp = uv_in; -#endif - - uv2_interp = uv2_in; - gl_Position = vertex_attrib; - -#ifdef USE_COPY_SECTION - uv_interp = copy_section.xy + uv_interp * copy_section.zw; - gl_Position.xy = (copy_section.xy + (gl_Position.xy * 0.5 + 0.5) * copy_section.zw) * 2.0 - 1.0; -#elif defined(USE_DISPLAY_TRANSFORM) - uv_interp = (display_transform * vec4(uv_in, 1.0, 1.0)).xy; -#endif -} - -/* clang-format off */ -[fragment] - -#define M_PI 3.14159265359 - -#ifdef USE_GLES_OVER_GL -#define lowp -#define mediump -#define highp -#else -#if defined(USE_HIGHP_PRECISION) -precision highp float; -precision highp int; -#else -precision mediump float; -precision mediump int; -#endif -#endif - -#if defined(USE_CUBEMAP) || defined(USE_PANORAMA) -varying vec3 cube_interp; -#else -varying vec2 uv_interp; -#endif -/* clang-format on */ - -#ifdef USE_ASYM_PANO -uniform highp mat4 pano_transform; -uniform highp vec4 asym_proj; -#endif - -#ifdef USE_CUBEMAP -uniform samplerCube source_cube; // texunit:0 -#else -uniform sampler2D source; // texunit:0 -#endif - -#ifdef SEP_CBCR_TEXTURE -uniform sampler2D CbCr; //texunit:1 -#endif - -varying vec2 uv2_interp; - -#ifdef USE_MULTIPLIER -uniform float multiplier; -#endif - -#ifdef USE_CUSTOM_ALPHA -uniform float custom_alpha; -#endif - -#if defined(USE_PANORAMA) || defined(USE_ASYM_PANO) -uniform highp mat4 sky_transform; - -vec4 texturePanorama(sampler2D pano, vec3 normal) { - vec2 st = vec2( - atan(normal.x, normal.z), - acos(normal.y)); - - if (st.x < 0.0) - st.x += M_PI * 2.0; - - st /= vec2(M_PI * 2.0, M_PI); - - return texture2D(pano, st); -} - -#endif - -void main() { -#ifdef USE_PANORAMA - - vec3 cube_normal = normalize(cube_interp); - cube_normal.z = -cube_normal.z; - cube_normal = mat3(sky_transform) * cube_normal; - cube_normal.z = -cube_normal.z; - - vec4 color = texturePanorama(source, cube_normal); - -#elif defined(USE_ASYM_PANO) - - // When an asymmetrical projection matrix is used (applicable for stereoscopic rendering i.e. VR) we need to do this calculation per fragment to get a perspective correct result. - // Asymmetrical projection means the center of projection is no longer in the center of the screen but shifted. - // The Matrix[2][0] (= asym_proj.x) and Matrix[2][1] (= asym_proj.z) values are what provide the right shift in the image. - - vec3 cube_normal; - cube_normal.z = -1.0; - cube_normal.x = (cube_normal.z * (-uv_interp.x - asym_proj.x)) / asym_proj.y; - cube_normal.y = (cube_normal.z * (-uv_interp.y - asym_proj.z)) / asym_proj.a; - cube_normal = mat3(sky_transform) * mat3(pano_transform) * cube_normal; - cube_normal.z = -cube_normal.z; - - vec4 color = texturePanorama(source, normalize(cube_normal.xyz)); - -#elif defined(USE_CUBEMAP) - vec4 color = textureCube(source_cube, normalize(cube_interp)); -#elif defined(SEP_CBCR_TEXTURE) - vec4 color; - color.r = texture2D(source, uv_interp).r; - color.gb = texture2D(CbCr, uv_interp).rg - vec2(0.5, 0.5); - color.a = 1.0; -#else - vec4 color = texture2D(source, uv_interp); -#endif - -#ifdef YCBCR_TO_RGB - // YCbCr -> RGB conversion - - // Using BT.601, which is the standard for SDTV is provided as a reference - color.rgb = mat3( - vec3(1.00000, 1.00000, 1.00000), - vec3(0.00000, -0.34413, 1.77200), - vec3(1.40200, -0.71414, 0.00000)) * - color.rgb; -#endif - -#ifdef USE_NO_ALPHA - color.a = 1.0; -#endif - -#ifdef USE_CUSTOM_ALPHA - color.a = custom_alpha; -#endif - -#ifdef USE_MULTIPLIER - color.rgb *= multiplier; -#endif - - gl_FragColor = color; -} |