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BizHawk
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fix hq2x in glsl (fixes #2196)

This commit is contained in:
zeromus 2020-07-05 18:15:05 -04:00
parent c12d2fa570
commit ae763f2eef
1 changed files with 30 additions and 30 deletions
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60
Assets/Shaders/BizHawk/hq2x.glsl
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@ -21,11 +21,11 @@ void main()
float dy = delta.y;
gl_TexCoord[0].xy = gl_MultiTexCoord0.xy + vec2(-dx, -dy);
gl_TexCoord[1].zw = gl_MultiTexCoord0.xy + vec2(-dx, 0.0);
gl_TexCoord[1].xy = gl_MultiTexCoord0.xy + vec2(-dx, 0.0);
gl_TexCoord[2].xy = gl_MultiTexCoord0.xy + vec2(-dx, dy);
gl_TexCoord[3].zw = gl_MultiTexCoord0.xy + vec2(0.0, -dy);
gl_TexCoord[3].xy = gl_MultiTexCoord0.xy + vec2(0.0, -dy);
gl_TexCoord[4].xy = gl_MultiTexCoord0.xy + vec2(0.0, 0.0);
gl_TexCoord[5].zw = gl_MultiTexCoord0.xy + vec2(0.0, dy);
gl_TexCoord[5].xy = gl_MultiTexCoord0.xy + vec2(0.0, dy);
gl_TexCoord[6].xy = gl_MultiTexCoord0.xy + vec2(dx, -dy);
gl_TexCoord[7].xy = gl_MultiTexCoord0.xy + vec2(dx, 0);
gl_TexCoord[7].zw = gl_MultiTexCoord0.xy + vec2(dx, dy);
@ -45,40 +45,40 @@ const float lum_add = 0.25; // effects smoothing
void main()
{
vec3 c00 = texture2D(s_p, gl_TexCoord[0].xy).xyz;
vec3 c01 = texture2D(s_p, gl_TexCoord[1].xy).xyz;
vec3 c02 = texture2D(s_p, gl_TexCoord[2].xy).xyz;
vec3 c10 = texture2D(s_p, gl_TexCoord[3].xy).xyz;
vec3 c11 = texture2D(s_p, gl_TexCoord[4].xy).xyz;
vec3 c12 = texture2D(s_p, gl_TexCoord[5].xy).xyz;
vec3 c20 = texture2D(s_p, gl_TexCoord[6].xy).xyz;
vec3 c21 = texture2D(s_p, gl_TexCoord[7].xy).xyz;
vec3 c22 = texture2D(s_p, gl_TexCoord[7].zw).xyz;
vec3 dt = vec3(1.0,1.0,1.0);
vec3 c00 = texture2D(s_p, gl_TexCoord[0].xy).xyz;
vec3 c01 = texture2D(s_p, gl_TexCoord[1].xy).xyz;
vec3 c02 = texture2D(s_p, gl_TexCoord[2].xy).xyz;
vec3 c10 = texture2D(s_p, gl_TexCoord[3].xy).xyz;
vec3 c11 = texture2D(s_p, gl_TexCoord[4].xy).xyz;
vec3 c12 = texture2D(s_p, gl_TexCoord[5].xy).xyz;
vec3 c20 = texture2D(s_p, gl_TexCoord[6].xy).xyz;
vec3 c21 = texture2D(s_p, gl_TexCoord[7].xy).xyz;
vec3 c22 = texture2D(s_p, gl_TexCoord[7].zw).xyz;
vec3 dt = vec3(1.0,1.0,1.0);
float md1 = dot(abs(c00 - c22), dt);
float md2 = dot(abs(c02 - c20), dt);
float md1 = dot(abs(c00 - c22), dt);
float md2 = dot(abs(c02 - c20), dt);
float w1 = dot(abs(c22 - c11), dt) * md2;
float w2 = dot(abs(c02 - c11), dt) * md1;
float w3 = dot(abs(c00 - c11), dt) * md2;
float w4 = dot(abs(c20 - c11), dt) * md1;
float w1 = dot(abs(c22 - c11), dt) * md2;
float w2 = dot(abs(c02 - c11), dt) * md1;
float w3 = dot(abs(c00 - c11), dt) * md2;
float w4 = dot(abs(c20 - c11), dt) * md1;
float t1 = w1 + w3;
float t2 = w2 + w4;
float ww = max(t1, t2) + 0.0001;
float t1 = w1 + w3;
float t2 = w2 + w4;
float ww = max(t1, t2) + 0.0001;
c11 = (w1 * c00 + w2 * c20 + w3 * c22 + w4 * c02 + ww * c11) / (t1 + t2 + ww);
c11 = (w1 * c00 + w2 * c20 + w3 * c22 + w4 * c02 + ww * c11) / (t1 + t2 + ww);
float lc1 = k / (0.12 * dot(c10 + c12 + c11, dt) + lum_add);
float lc2 = k / (0.12 * dot(c01 + c21 + c11, dt) + lum_add);
float lc1 = k / (0.12 * dot(c10 + c12 + c11, dt) + lum_add);
float lc2 = k / (0.12 * dot(c01 + c21 + c11, dt) + lum_add);
w1 = clamp(lc1 * dot(abs(c11 - c10), dt) + mx, min_w, max_w);
w2 = clamp(lc2 * dot(abs(c11 - c21), dt) + mx, min_w, max_w);
w3 = clamp(lc1 * dot(abs(c11 - c12), dt) + mx, min_w, max_w);
w4 = clamp(lc2 * dot(abs(c11 - c01), dt) + mx, min_w, max_w);
w1 = clamp(lc1 * dot(abs(c11 - c10), dt) + mx, min_w, max_w);
w2 = clamp(lc2 * dot(abs(c11 - c21), dt) + mx, min_w, max_w);
w3 = clamp(lc1 * dot(abs(c11 - c12), dt) + mx, min_w, max_w);
w4 = clamp(lc2 * dot(abs(c11 - c01), dt) + mx, min_w, max_w);
gl_FragColor = vec4(w1 * c10 + w2 * c21 + w3 * c12 + w4 * c01 + (1.0 - w1 - w2 - w3 - w4) * c11, 1.0);
gl_FragColor = vec4(w1 * c10 + w2 * c21 + w3 * c12 + w4 * c01 + (1.0 - w1 - w2 - w3 - w4) * c11, 1.0);
}
#endif