diff options
Diffstat (limited to 'assets/shaders/opengl/default.shader.fs')
| -rw-r--r-- | assets/shaders/opengl/default.shader.fs | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/assets/shaders/opengl/default.shader.fs b/assets/shaders/opengl/default.shader.fs deleted file mode 100644 index 65e965404..000000000 --- a/assets/shaders/opengl/default.shader.fs +++ /dev/null @@ -1,218 +0,0 @@ -@prism(type='fragment', name='Fast3D Fragment Shader', version='1.0.0', description='Ported shader to prism', author='Emill & Prism Team') - -@{GLSL_VERSION} - -@if(core_opengl || opengles) -out vec4 vOutColor; -@end - -@for(i in 0..2) - @if(o_textures[i]) - @{attr} vec2 vTexCoord@{i}; - @for(j in 0..2) - @if(o_clamp[i][j]) - @if(j == 0) - @{attr} float vTexClampS@{i}; - @else - @{attr} float vTexClampT@{i}; - @end - @end - @end - @end -@end - -@if(o_fog) @{attr} vec4 vFog; -@if(o_grayscale) @{attr} vec4 vGrayscaleColor; - -@for(i in 0..o_inputs) - @if(o_alpha) - @{attr} vec4 vInput@{i + 1}; - @else - @{attr} vec3 vInput@{i + 1}; - @end -@end - -@if(o_textures[0]) uniform sampler2D uTex0; -@if(o_textures[1]) uniform sampler2D uTex1; - -@if(o_masks[0]) uniform sampler2D uTexMask0; -@if(o_masks[1]) uniform sampler2D uTexMask1; - -@if(o_blend[0]) uniform sampler2D uTexBlend0; -@if(o_blend[1]) uniform sampler2D uTexBlend1; - -uniform int frame_count; -uniform float noise_scale; - -uniform int texture_width[2]; -uniform int texture_height[2]; -uniform int texture_filtering[2]; - -#define TEX_OFFSET(off) @{texture}(tex, texCoord - off / texSize) -#define WRAP(x, low, high) mod((x)-(low), (high)-(low)) + (low) - -float random(in vec3 value) { - float random = dot(sin(value), vec3(12.9898, 78.233, 37.719)); - return fract(sin(random) * 143758.5453); -} - -vec4 fromLinear(vec4 linearRGB){ - bvec3 cutoff = lessThan(linearRGB.rgb, vec3(0.0031308)); - vec3 higher = vec3(1.055)*pow(linearRGB.rgb, vec3(1.0/2.4)) - vec3(0.055); - vec3 lower = linearRGB.rgb * vec3(12.92); - return vec4(mix(higher, lower, cutoff), linearRGB.a); -} - -vec4 filter3point(in sampler2D tex, in vec2 texCoord, in vec2 texSize) { - vec2 offset = fract(texCoord*texSize - vec2(0.5)); - offset -= step(1.0, offset.x + offset.y); - vec4 c0 = TEX_OFFSET(offset); - vec4 c1 = TEX_OFFSET(vec2(offset.x - sign(offset.x), offset.y)); - vec4 c2 = TEX_OFFSET(vec2(offset.x, offset.y - sign(offset.y))); - return c0 + abs(offset.x)*(c1-c0) + abs(offset.y)*(c2-c0); -} - -vec4 hookTexture2D(in int id, sampler2D tex, in vec2 uv, in vec2 texSize) { -@if(o_three_point_filtering) - if(texture_filtering[id] == @{FILTER_THREE_POINT}) { - return filter3point(tex, uv, texSize); - } -@end - return @{texture}(tex, uv); -} - -#define TEX_SIZE(tex) vec2(texture_width[tex], texture_height[tex]) - -void main() { - @for(i in 0..2) - @if(o_textures[i]) - @{s = o_clamp[i][0]} - @{t = o_clamp[i][1]} - - vec2 texSize@{i} = TEX_SIZE(@{i}); - - @if(!s && !t) - vec2 vTexCoordAdj@{i} = vTexCoord@{i}; - @else - @if(s && t) - vec2 vTexCoordAdj@{i} = clamp(vTexCoord@{i}, 0.5 / texSize@{i}, vec2(vTexClampS@{i}, vTexClampT@{i})); - @elseif(s) - vec2 vTexCoordAdj@{i} = vec2(clamp(vTexCoord@{i}.s, 0.5 / texSize@{i}.s, vTexClampS@{i}), vTexCoord@{i}.t); - @else - vec2 vTexCoordAdj@{i} = vec2(vTexCoord@{i}.s, clamp(vTexCoord@{i}.t, 0.5 / texSize@{i}.t, vTexClampT@{i})); - @end - @end - - vec4 texVal@{i} = hookTexture2D(@{i}, uTex@{i}, vTexCoordAdj@{i}, texSize@{i}); - - @if(o_masks[i]) - @if(opengles) - vec2 maskSize@{i} = vec2(textureSize(uTexMask@{i}, 0)); - @else - vec2 maskSize@{i} = textureSize(uTexMask@{i}, 0); - @end - - vec4 maskVal@{i} = hookTexture2D(@{i}, uTexMask@{i}, vTexCoordAdj@{i}, maskSize@{i}); - - @if(o_blend[i]) - vec4 blendVal@{i} = hookTexture2D(@{i}, uTexBlend@{i}, vTexCoordAdj@{i}, texSize@{i}); - @else - vec4 blendVal@{i} = vec4(0, 0, 0, 0); - @end - - texVal@{i} = mix(texVal@{i}, blendVal@{i}, maskVal@{i}.a); - @end - @end - @end - - @if(o_alpha) - vec4 texel; - @else - vec3 texel; - @end - - @if(o_2cyc) - @{f_range = 2} - @else - @{f_range = 1} - @end - - @for(c in 0..f_range) - @if(c == 1) - @if(o_alpha) - @if(o_c[c][1][2] == SHADER_COMBINED) - texel.a = WRAP(texel.a, -1.01, 1.01); - @else - texel.a = WRAP(texel.a, -0.51, 1.51); - @end - @end - - @if(o_c[c][0][2] == SHADER_COMBINED) - texel.rgb = WRAP(texel.rgb, -1.01, 1.01); - @else - texel.rgb = WRAP(texel.rgb, -0.51, 1.51); - @end - @end - - @if(!o_color_alpha_same[c] && o_alpha) - texel = vec4(@{ - append_formula(o_c[c], o_do_single[c][0], - o_do_multiply[c][0], o_do_mix[c][0], false, false, true, c == 0) - }, @{append_formula(o_c[c], o_do_single[c][1], - o_do_multiply[c][1], o_do_mix[c][1], true, true, true, c == 0) - }); - @else - texel = @{append_formula(o_c[c], o_do_single[c][0], - o_do_multiply[c][0], o_do_mix[c][0], o_alpha, false, - o_alpha, c == 0)}; - @end - @end - - texel = WRAP(texel, -0.51, 1.51); - texel = clamp(texel, 0.0, 1.0); - // TODO discard if alpha is 0? - @if(o_fog) - @if(o_alpha) - texel = vec4(mix(texel.rgb, vFog.rgb, vFog.a), texel.a); - @else - texel = mix(texel, vFog.rgb, vFog.a); - @end - @end - - @if(o_texture_edge && o_alpha) - if (texel.a > 0.19) texel.a = 1.0; else discard; - @end - - @if(o_alpha && o_noise) - texel.a *= floor(clamp(random(vec3(floor(gl_FragCoord.xy * noise_scale), float(frame_count))) + texel.a, 0.0, 1.0)); - @end - - @if(o_grayscale) - float p = float(0x19); - float r = texel.r*float(0x55); - float g = texel.g*float(0x4B); - float b = texel.b*float(0x5F); - float intensity = (r+g+b) / 256.0; - intensity *= 255.0/256.0; - intensity = pow(intensity, (p * 1.5 / 256.0) + 0.25); - intensity *= 31.0/32.0; - vec3 new_texel = vGrayscaleColor.rgb * intensity; - texel.rgb = mix(texel.rgb, new_texel, vGrayscaleColor.a); - @end - - @if(o_alpha) - @if(o_alpha_threshold) - if (texel.a < 8.0 / 256.0) discard; - @end - @if(o_invisible) - texel.a = 0.0; - @end - @{vOutColor} = texel; - @else - @{vOutColor} = vec4(texel, 1.0); - @end - - @if(srgb_mode) - @{vOutColor} = fromLinear(@{vOutColor}); - @end -}
\ No newline at end of file |