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vo_opengl: fix superxbr on GLES

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Well, not that anyone does or should care.
This commit is contained in:
wm4 2015-11-21 20:42:46 +01:00
parent c5a4fd9bee
commit 9817473163
1 changed files with 6 additions and 6 deletions
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12
video/out/opengl/superxbr.c
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@ -148,14 +148,14 @@ void pass_superxbr(struct gl_shader_cache *sc, int planes, int tex_num,
// Optimization: Discard (skip drawing) unused pixels, except those
// at the edge.
GLSLH(vec2 dist = tex_size * min(pos, vec2(1.0) - pos);)
GLSLH(if (dir.x * dir.y < 0 && dist.x > 1 && dist.y > 1)
GLSLH(if (dir.x * dir.y < 0.0 && dist.x > 1.0 && dist.y > 1.0)
return 0.0;)
GLSLH(if (dir.x < 0 || dir.y < 0 || dist.x < 1 || dist.y < 1)
GLSLH(if (dir.x < 0.0 || dir.y < 0.0 || dist.x < 1.0 || dist.y < 1.0)
return texture(tex, pos - dir / tex_size)[plane] * tex_mul;)
} else {
GLSLH(vec2 dir = fract(pos * tex_size / 2) - 0.5;)
GLSLH(if (dir.x * dir.y > 0)
GLSLH(vec2 dir = fract(pos * tex_size / 2.0) - 0.5;)
GLSLH(if (dir.x * dir.y > 0.0)
return texture(tex, pos)[plane] * tex_mul;)
}
@ -212,14 +212,14 @@ void pass_superxbr(struct gl_shader_cache *sc, int planes, int tex_num,
/* Smoothly blends the two strongest directions(one in diagonal and the
* other in vert/horiz direction). */
GLSLHF("float color = mix(mix(c1, c2, step(0.0, d_edge)),"
"mix(c3, c4, step(0.0, hv_edge)), 1 - %f);\n",
"mix(c3, c4, step(0.0, hv_edge)), 1.0 - %f);\n",
conf->edge_strength);
/* Anti-ringing code. */
GLSLH(float min_sample = min(min(E, F), min(H, I));
float max_sample = max(max(E, F), max(H, I));
float aux = color;
color = clamp(color, min_sample, max_sample);)
GLSLHF("color = mix(aux, color, 1-2.0*abs(%f-0.5));\n", conf->edge_strength);
GLSLHF("color = mix(aux, color, 1.0-2.0*abs(%f-0.5));\n", conf->edge_strength);
GLSLH(return color;)