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- Provant el shader crt-pi

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This commit is contained in:
Raimon Zamora
2024-06-27 18:37:30 +02:00
parent 37a9e981a5
commit 16d8d5c5b5
2 changed files with 23 additions and 19 deletions
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27
crtpi.glsl
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@@ -41,7 +41,7 @@ MASK_TYPE defines what, if any, shadow mask to use. MASK_BRIGHTNESS defines how
#define MULTISAMPLE
#define GAMMA
//#define FAKE_GAMMA
//#define CURVATURE
#define CURVATURE
//#define SHARPER
// MASK_TYPE: 0 = none, 1 = green/magenta, 2 = trinitron(ish)
#define MASK_TYPE 1
@@ -64,8 +64,8 @@ uniform COMPAT_PRECISION float BLOOM_FACTOR;
uniform COMPAT_PRECISION float INPUT_GAMMA;
uniform COMPAT_PRECISION float OUTPUT_GAMMA;
#else
#define CURVATURE_X 0.10
#define CURVATURE_Y 0.25
#define CURVATURE_X 0.25
#define CURVATURE_Y 0.45
#define MASK_BRIGHTNESS 0.70
#define SCANLINE_WEIGHT 6.0
#define SCANLINE_GAP_BRIGHTNESS 0.12
@@ -78,7 +78,7 @@ uniform COMPAT_PRECISION float OUTPUT_GAMMA;
- GLSL compilers
*/
uniform vec2 TextureSize;
//uniform vec2 TextureSize;
#if defined(CURVATURE)
varying vec2 screenScale;
#endif
@@ -86,20 +86,20 @@ varying vec2 TEX0;
varying float filterWidth;
#if defined(VERTEX)
uniform mat4 MVPMatrix;
attribute vec4 VertexCoord;
attribute vec2 TexCoord;
uniform vec2 InputSize;
uniform vec2 OutputSize;
//uniform mat4 MVPMatrix;
//attribute vec4 VertexCoord;
//attribute vec2 TexCoord;
//uniform vec2 InputSize;
//uniform vec2 OutputSize;
void main()
{
#if defined(CURVATURE)
screenScale = TextureSize / InputSize;
screenScale = vec2(1.0, 1.0); //TextureSize / InputSize;
#endif
filterWidth = (InputSize.y / OutputSize.y) / 3.0;
TEX0 = TexCoord*1.0001;
gl_Position = MVPMatrix * VertexCoord;
filterWidth = (768.0 / 240.0) / 3.0;
TEX0 = vec2(gl_MultiTexCoord0.x, 1.0-gl_MultiTexCoord0.y)*1.0001;
gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
}
#elif defined(FRAGMENT)
@@ -146,6 +146,7 @@ float CalcScanLine(float dy)
void main()
{
vec2 TextureSize = vec2(320.0, 240.0);
#if defined(CURVATURE)
vec2 texcoord = Distort(TEX0);
if (texcoord.x < 0.0)