2025-01-30 23:03:51 +01:00

89 lines
5.1 KiB
C++

const char *sun_shader_100 = "#version 100\n\
precision mediump float;\
varying vec2 fragTexCoord;\
varying vec4 fragColor;\
uniform vec3 color;\
uniform float sun_radius;\
uniform float start_transperency;\
vec2 offset = vec2(1.0, 1.0);\
float sun_end = 1.0;\
void main()\
{\
offset.x -= fragTexCoord.x * 2.0;\
offset.y -= fragTexCoord.y * 2.0;\
float radius = length(offset);\
if (radius < sun_radius) {\
gl_FragColor = vec4(color, 1.0);\
}\
else if (radius < sun_end) {\
float gradient = radius;\
gradient -= sun_radius;\
gradient = gradient / (sun_end - sun_radius) * start_transperency;\
gl_FragColor = vec4(color, start_transperency - gradient);\
}\
else {\
gl_FragColor = vec4(color, 0.0);\
}\
}";
unsigned char shaders_sun_330_fs[] = {
0x23, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x33, 0x33, 0x30,
0x0a, 0x0a, 0x69, 0x6e, 0x20, 0x76, 0x65, 0x63, 0x32, 0x20, 0x66, 0x72,
0x61, 0x67, 0x54, 0x65, 0x78, 0x43, 0x6f, 0x6f, 0x72, 0x64, 0x3b, 0x0a,
0x69, 0x6e, 0x20, 0x76, 0x65, 0x63, 0x34, 0x20, 0x66, 0x72, 0x61, 0x67,
0x43, 0x6f, 0x6c, 0x6f, 0x72, 0x3b, 0x0a, 0x6f, 0x75, 0x74, 0x20, 0x76,
0x65, 0x63, 0x34, 0x20, 0x66, 0x69, 0x6e, 0x61, 0x6c, 0x43, 0x6f, 0x6c,
0x6f, 0x72, 0x3b, 0x0a, 0x0a, 0x75, 0x6e, 0x69, 0x66, 0x6f, 0x72, 0x6d,
0x20, 0x76, 0x65, 0x63, 0x33, 0x20, 0x63, 0x6f, 0x6c, 0x6f, 0x72, 0x3b,
0x0a, 0x75, 0x6e, 0x69, 0x66, 0x6f, 0x72, 0x6d, 0x20, 0x66, 0x6c, 0x6f,
0x61, 0x74, 0x20, 0x73, 0x75, 0x6e, 0x5f, 0x72, 0x61, 0x64, 0x69, 0x75,
0x73, 0x3b, 0x0a, 0x75, 0x6e, 0x69, 0x66, 0x6f, 0x72, 0x6d, 0x20, 0x66,
0x6c, 0x6f, 0x61, 0x74, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, 0x5f, 0x74,
0x72, 0x61, 0x6e, 0x73, 0x70, 0x65, 0x72, 0x65, 0x6e, 0x63, 0x79, 0x3b,
0x0a, 0x76, 0x65, 0x63, 0x32, 0x20, 0x6f, 0x66, 0x66, 0x73, 0x65, 0x74,
0x20, 0x3d, 0x20, 0x76, 0x65, 0x63, 0x32, 0x28, 0x31, 0x2e, 0x30, 0x66,
0x2c, 0x20, 0x31, 0x2e, 0x30, 0x66, 0x29, 0x3b, 0x0a, 0x66, 0x6c, 0x6f,
0x61, 0x74, 0x20, 0x73, 0x75, 0x6e, 0x5f, 0x65, 0x6e, 0x64, 0x20, 0x3d,
0x20, 0x31, 0x2e, 0x30, 0x66, 0x3b, 0x0a, 0x0a, 0x76, 0x6f, 0x69, 0x64,
0x20, 0x6d, 0x61, 0x69, 0x6e, 0x28, 0x29, 0x0a, 0x7b, 0x0a, 0x20, 0x20,
0x20, 0x20, 0x6f, 0x66, 0x66, 0x73, 0x65, 0x74, 0x2e, 0x78, 0x20, 0x2d,
0x3d, 0x20, 0x66, 0x72, 0x61, 0x67, 0x54, 0x65, 0x78, 0x43, 0x6f, 0x6f,
0x72, 0x64, 0x2e, 0x78, 0x20, 0x2a, 0x20, 0x32, 0x3b, 0x0a, 0x20, 0x20,
0x20, 0x20, 0x6f, 0x66, 0x66, 0x73, 0x65, 0x74, 0x2e, 0x79, 0x20, 0x2d,
0x3d, 0x20, 0x66, 0x72, 0x61, 0x67, 0x54, 0x65, 0x78, 0x43, 0x6f, 0x6f,
0x72, 0x64, 0x2e, 0x79, 0x20, 0x2a, 0x20, 0x32, 0x3b, 0x0a, 0x20, 0x20,
0x20, 0x20, 0x66, 0x6c, 0x6f, 0x61, 0x74, 0x20, 0x72, 0x61, 0x64, 0x69,
0x75, 0x73, 0x20, 0x3d, 0x20, 0x6c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x28,
0x6f, 0x66, 0x66, 0x73, 0x65, 0x74, 0x29, 0x3b, 0x0a, 0x20, 0x20, 0x20,
0x20, 0x69, 0x66, 0x28, 0x72, 0x61, 0x64, 0x69, 0x75, 0x73, 0x20, 0x3c,
0x20, 0x73, 0x75, 0x6e, 0x5f, 0x72, 0x61, 0x64, 0x69, 0x75, 0x73, 0x29,
0x7b, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x69,
0x6e, 0x61, 0x6c, 0x43, 0x6f, 0x6c, 0x6f, 0x72, 0x20, 0x3d, 0x20, 0x76,
0x65, 0x63, 0x34, 0x28, 0x63, 0x6f, 0x6c, 0x6f, 0x72, 0x2c, 0x20, 0x31,
0x2e, 0x30, 0x66, 0x29, 0x3b, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x7d, 0x65,
0x6c, 0x73, 0x65, 0x20, 0x69, 0x66, 0x28, 0x72, 0x61, 0x64, 0x69, 0x75,
0x73, 0x20, 0x3c, 0x20, 0x73, 0x75, 0x6e, 0x5f, 0x65, 0x6e, 0x64, 0x29,
0x7b, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x6c,
0x6f, 0x61, 0x74, 0x20, 0x67, 0x72, 0x61, 0x64, 0x69, 0x65, 0x6e, 0x74,
0x20, 0x3d, 0x20, 0x72, 0x61, 0x64, 0x69, 0x75, 0x73, 0x3b, 0x0a, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x67, 0x72, 0x61, 0x64, 0x69,
0x65, 0x6e, 0x74, 0x20, 0x2d, 0x3d, 0x20, 0x73, 0x75, 0x6e, 0x5f, 0x72,
0x61, 0x64, 0x69, 0x75, 0x73, 0x3b, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
0x20, 0x20, 0x20, 0x67, 0x72, 0x61, 0x64, 0x69, 0x65, 0x6e, 0x74, 0x20,
0x3d, 0x20, 0x67, 0x72, 0x61, 0x64, 0x69, 0x65, 0x6e, 0x74, 0x20, 0x2f,
0x20, 0x28, 0x73, 0x75, 0x6e, 0x5f, 0x65, 0x6e, 0x64, 0x20, 0x2d, 0x20,
0x73, 0x75, 0x6e, 0x5f, 0x72, 0x61, 0x64, 0x69, 0x75, 0x73, 0x29, 0x20,
0x2a, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, 0x5f, 0x74, 0x72, 0x61, 0x6e,
0x73, 0x70, 0x65, 0x72, 0x65, 0x6e, 0x63, 0x79, 0x3b, 0x0a, 0x20, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x69, 0x6e, 0x61, 0x6c, 0x43,
0x6f, 0x6c, 0x6f, 0x72, 0x20, 0x3d, 0x20, 0x76, 0x65, 0x63, 0x34, 0x28,
0x63, 0x6f, 0x6c, 0x6f, 0x72, 0x2c, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74,
0x5f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x65, 0x72, 0x65, 0x6e, 0x63,
0x79, 0x20, 0x2d, 0x20, 0x67, 0x72, 0x61, 0x64, 0x69, 0x65, 0x6e, 0x74,
0x29, 0x3b, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x7d, 0x65, 0x6c, 0x73, 0x65,
0x7b, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x69,
0x6e, 0x61, 0x6c, 0x43, 0x6f, 0x6c, 0x6f, 0x72, 0x20, 0x3d, 0x20, 0x76,
0x65, 0x63, 0x34, 0x28, 0x63, 0x6f, 0x6c, 0x6f, 0x72, 0x2c, 0x20, 0x30,
0x2e, 0x30, 0x66, 0x29, 0x3b, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x7d, 0x0a,
0x7d, 0x0a};