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Restricted shader processing to the game screen area, fixing blurry cutoff point

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This commit is contained in:
Nuno Pereira 2022-12-19 22:15:13 +00:00
parent 210034a507
commit 362e35919a
2 changed files with 86 additions and 72 deletions
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79
handheld/console-border/shader-files/lcd-cgwg/lcd-grid-v2.slang
View file

@ -95,46 +95,53 @@ float intsmear(float x, float dx, float d, float coeffs[7])
void main() void main()
{ {
vec2 texelSize = global.SourceSize.zw; if(abs(vTexCoord.x - 0.5) < 0.5 && abs(vTexCoord.y - 0.5) < 0.5)
/* float2 range = IN.video_size / (IN.output_size * IN.texture_size); */ {
vec2 range = global.SourceSize.zw / screen_scale; vec2 texelSize = global.SourceSize.zw;
/* float2 range = IN.video_size / (IN.output_size * IN.texture_size); */
vec2 range = global.SourceSize.zw / screen_scale;
vec3 cred = pow(vec3(params.RSUBPIX_R, params.RSUBPIX_G, params.RSUBPIX_B), vec3(outgamma)); vec3 cred = pow(vec3(params.RSUBPIX_R, params.RSUBPIX_G, params.RSUBPIX_B), vec3(outgamma));
vec3 cgreen = pow(vec3(params.GSUBPIX_R, params.GSUBPIX_G, params.GSUBPIX_B), vec3(outgamma)); vec3 cgreen = pow(vec3(params.GSUBPIX_R, params.GSUBPIX_G, params.GSUBPIX_B), vec3(outgamma));
vec3 cblue = pow(vec3(params.BSUBPIX_R, params.BSUBPIX_G, params.BSUBPIX_B), vec3(outgamma)); vec3 cblue = pow(vec3(params.BSUBPIX_R, params.BSUBPIX_G, params.BSUBPIX_B), vec3(outgamma));
ivec2 tli = ivec2(floor(vTexCoord/texelSize-vec2(0.4999))); ivec2 tli = ivec2(floor(vTexCoord/texelSize-vec2(0.4999)));
vec3 lcol, rcol; vec3 lcol, rcol;
float subpix = (vTexCoord.x/texelSize.x - 0.4999 - float(tli.x))*3.0; float subpix = (vTexCoord.x/texelSize.x - 0.4999 - float(tli.x))*3.0;
float rsubpix = range.x/texelSize.x * 3.0; float rsubpix = range.x/texelSize.x * 3.0;
lcol = vec3(intsmear(subpix+1.0, rsubpix, 1.5, coeffs_x), lcol = vec3(intsmear(subpix+1.0, rsubpix, 1.5, coeffs_x),
intsmear(subpix , rsubpix, 1.5, coeffs_x), intsmear(subpix , rsubpix, 1.5, coeffs_x),
intsmear(subpix-1.0, rsubpix, 1.5, coeffs_x)); intsmear(subpix-1.0, rsubpix, 1.5, coeffs_x));
rcol = vec3(intsmear(subpix-2.0, rsubpix, 1.5, coeffs_x), rcol = vec3(intsmear(subpix-2.0, rsubpix, 1.5, coeffs_x),
intsmear(subpix-3.0, rsubpix, 1.5, coeffs_x), intsmear(subpix-3.0, rsubpix, 1.5, coeffs_x),
intsmear(subpix-4.0, rsubpix, 1.5, coeffs_x)); intsmear(subpix-4.0, rsubpix, 1.5, coeffs_x));
if (params.BGR > 0.5) { if (params.BGR > 0.5) {
lcol.rgb = lcol.bgr; lcol.rgb = lcol.bgr;
rcol.rgb = rcol.bgr; rcol.rgb = rcol.bgr;
}
float tcol, bcol;
subpix = vTexCoord.y/texelSize.y - 0.4999 - float(tli.y);
rsubpix = range.y/texelSize.y;
tcol = intsmear(subpix ,rsubpix, 0.63, coeffs_y);
bcol = intsmear(subpix-1.0,rsubpix, 0.63, coeffs_y);
vec3 topLeftColor = fetch_offset(tli, ivec2(0,0)) * lcol * vec3(tcol);
vec3 bottomRightColor = fetch_offset(tli, ivec2(1,1)) * rcol * vec3(bcol);
vec3 bottomLeftColor = fetch_offset(tli, ivec2(0,1)) * lcol * vec3(bcol);
vec3 topRightColor = fetch_offset(tli, ivec2(1,0)) * rcol * vec3(tcol);
vec3 averageColor = topLeftColor + bottomRightColor + bottomLeftColor + topRightColor;
averageColor = mat3(cred, cgreen, cblue) * averageColor;
FragColor = vec4(pow(averageColor, vec3(1.0/outgamma)),0.0);
}
else
{
FragColor = vec4(0.0);
} }
float tcol, bcol;
subpix = vTexCoord.y/texelSize.y - 0.4999 - float(tli.y);
rsubpix = range.y/texelSize.y;
tcol = intsmear(subpix ,rsubpix, 0.63, coeffs_y);
bcol = intsmear(subpix-1.0,rsubpix, 0.63, coeffs_y);
vec3 topLeftColor = fetch_offset(tli, ivec2(0,0)) * lcol * vec3(tcol);
vec3 bottomRightColor = fetch_offset(tli, ivec2(1,1)) * rcol * vec3(bcol);
vec3 bottomLeftColor = fetch_offset(tli, ivec2(0,1)) * lcol * vec3(bcol);
vec3 topRightColor = fetch_offset(tli, ivec2(1,0)) * rcol * vec3(tcol);
vec3 averageColor = topLeftColor + bottomRightColor + bottomLeftColor + topRightColor;
averageColor = mat3(cred, cgreen, cblue) * averageColor;
FragColor = vec4(pow(averageColor, vec3(1.0/outgamma)),0.0);
} }

79
handheld/console-border/shader-files/lcd-cgwg/lcd-grid.slang
View file

@ -57,41 +57,48 @@ float intsmear(float x, float dx)
void main() void main()
{ {
vec2 texelSize = global.SourceSize.zw; if(abs(vTexCoord.x - 0.5) < 0.5 && abs(vTexCoord.y - 0.5) < 0.5)
vec2 subtexelSize = texelSize / vec2(3.0,1.0); {
vec2 range; vec2 texelSize = global.SourceSize.zw;
range = global.SourceSize.zw / screen_scale; vec2 subtexelSize = texelSize / vec2(3.0,1.0);
vec2 range;
float left = vTexCoord.x - texelSize.x*0.5; range = global.SourceSize.zw / screen_scale;
float top = vTexCoord.y + range.y;
float right = vTexCoord.x + texelSize.x*0.5; float left = vTexCoord.x - texelSize.x*0.5;
float bottom = vTexCoord.y - range.y; float top = vTexCoord.y + range.y;
float right = vTexCoord.x + texelSize.x*0.5;
vec4 lcol, rcol; float bottom = vTexCoord.y - range.y;
float subpix = mod(vTexCoord.x/subtexelSize.x+1.5,3.0);
float rsubpix = range.x/subtexelSize.x; vec4 lcol, rcol;
lcol = vec4(intsmear(subpix+1.0,rsubpix),intsmear(subpix ,rsubpix), float subpix = mod(vTexCoord.x/subtexelSize.x+1.5,3.0);
intsmear(subpix-1.0,rsubpix),0.0); float rsubpix = range.x/subtexelSize.x;
rcol = vec4(intsmear(subpix-2.0,rsubpix),intsmear(subpix-3.0,rsubpix), lcol = vec4(intsmear(subpix+1.0,rsubpix),intsmear(subpix ,rsubpix),
intsmear(subpix-4.0,rsubpix),0.0); intsmear(subpix-1.0,rsubpix),0.0);
rcol = vec4(intsmear(subpix-2.0,rsubpix),intsmear(subpix-3.0,rsubpix),
vec4 topLeftColor = TEX2D((floor(vec2(left, top) / texelSize) + 0.5) * texelSize) * lcol; intsmear(subpix-4.0,rsubpix),0.0);
vec4 bottomRightColor = TEX2D((floor(vec2(right, bottom) / texelSize) + 0.5) * texelSize) * rcol;
vec4 bottomLeftColor = TEX2D((floor(vec2(left, bottom) / texelSize) + 0.5) * texelSize) * lcol; vec4 topLeftColor = TEX2D((floor(vec2(left, top) / texelSize) + 0.5) * texelSize) * lcol;
vec4 topRightColor = TEX2D((floor(vec2(right, top) / texelSize) + 0.5) * texelSize) * rcol; vec4 bottomRightColor = TEX2D((floor(vec2(right, bottom) / texelSize) + 0.5) * texelSize) * rcol;
vec4 bottomLeftColor = TEX2D((floor(vec2(left, bottom) / texelSize) + 0.5) * texelSize) * lcol;
vec2 border = round(vTexCoord.st/subtexelSize); vec4 topRightColor = TEX2D((floor(vec2(right, top) / texelSize) + 0.5) * texelSize) * rcol;
vec2 bordert = clamp((border+vec2(0.0,+global.GRID_STRENGTH)) * subtexelSize,
vec2(left, bottom), vec2(right, top)); vec2 border = round(vTexCoord.st/subtexelSize);
vec2 borderb = clamp((border+vec2(0.0,-global.GRID_STRENGTH)) * subtexelSize, vec2 bordert = clamp((border+vec2(0.0,+global.GRID_STRENGTH)) * subtexelSize,
vec2(left, bottom), vec2(right, top)); vec2(left, bottom), vec2(right, top));
float totalArea = 2.0 * range.y; vec2 borderb = clamp((border+vec2(0.0,-global.GRID_STRENGTH)) * subtexelSize,
vec2(left, bottom), vec2(right, top));
float totalArea = 2.0 * range.y;
vec4 averageColor; vec4 averageColor;
averageColor = ((top - bordert.y) / totalArea) * topLeftColor; averageColor = ((top - bordert.y) / totalArea) * topLeftColor;
averageColor += ((borderb.y - bottom) / totalArea) * bottomRightColor; averageColor += ((borderb.y - bottom) / totalArea) * bottomRightColor;
averageColor += ((borderb.y - bottom) / totalArea) * bottomLeftColor; averageColor += ((borderb.y - bottom) / totalArea) * bottomLeftColor;
averageColor += ((top - bordert.y) / totalArea) * topRightColor; averageColor += ((top - bordert.y) / totalArea) * topRightColor;
FragColor = pow(averageColor,vec4(1.0/global.gamma)); FragColor = pow(averageColor,vec4(1.0/global.gamma));
}
else
{
FragColor = vec4(0.0);
}
} }