-
-SHADER_DEFINE( shader_tile_colour,
-
- // VERTEX
- "layout (location=0) in vec2 a_co;"
- "uniform mat3 uPv;"
- "uniform vec3 uOffset;"
- ""
- "void main()"
- "{"
- "gl_Position = vec4( uPv * vec3( a_co * uOffset.z + uOffset.xy, 1.0 ), 1.0 );"
- "}",
-
- // FRAGMENT
- "out vec4 FragColor;"
- "uniform vec4 uColour;"
- ""
- "void main()"
- "{"
- "FragColor = uColour;"
- "}"
- ,
- UNIFORMS({ "uPv", "uOffset", "uColour" })
-)
-
-SHADER_DEFINE( shader_ball,
- // VERTEX
- "layout (location=0) in vec2 a_co;"
- "uniform vec2 uOffset;"
- "uniform mat3 uPv;"
- ""
- "out vec2 aTexCoords;"
- ""
- "void main()"
- "{"
- // Create texture coords
- "aTexCoords = a_co;"
-
- // Vertex transform
- "vec3 worldpos = vec3( a_co * 0.5 - 0.25 + uOffset, 1.0 );"
- "gl_Position = vec4( uPv * worldpos, 1.0 );"
- "}",
-
- // FRAGMENT
- "out vec4 FragColor;"
- ""
- "uniform sampler2D uTexMain;"
- "uniform vec3 uColour;"
- ""
- "in vec2 aTexCoords;"
- ""
- "void main()"
- "{"
- "vec4 glyph = texture( uTexMain, aTexCoords );"
- "FragColor = vec4( uColour + glyph.rgb * 0.2, glyph.a );"
- "}"
- ,
- UNIFORMS({ "uTexMain", "uColour", "uOffset", "uPv" })
-)
-
-SHADER_DEFINE( shader_tile_main,
- // VERTEX
- "layout (location=0) in vec2 a_co;"
- "uniform vec4 uOffset;" // Tile x/y, uv x/y
- "uniform mat3 uPv;"
- "uniform mat2 uSubTransform;"
- ""
- "out vec4 aTexCoords;"
- ""
- "vec2 hash22(vec2 p)"
- "{"
- "vec3 p3 = fract(vec3(p.xyx) * vec3(.1031, .1030, .0973));"
- "p3 += dot(p3, p3.yzx+33.33);"
- "return fract((p3.xx+p3.yz)*p3.zy);"
- "}"
- ""
- "void main()"
- "{"
- // Create texture coords
- "vec2 random_offset = floor(hash22(uOffset.xy) * 4.0) * 0.25;"
- "vec2 edge_safe_coords = a_co * 0.98 + 0.01;"
- "aTexCoords = vec4((edge_safe_coords + uOffset.zw) * 0.25, edge_safe_coords * 0.25 + random_offset );"
-
- // Vertex transform
- "vec2 subtransform = uSubTransform * (a_co-0.5) + 0.5;"
- "vec3 worldpos = vec3( subtransform + uOffset.xy, 1.0 );"
- "gl_Position = vec4( uPv * worldpos, 1.0 );"
- "}",
-
- // FRAGMENT
- "out vec4 FragColor;"
- ""
- "uniform sampler2D uTexGlyphs;"
- "uniform sampler2D uTexWood;"
- ""
- "in vec4 aTexCoords;"
- ""
- "void main()"
- "{"
- "vec3 shadowing_colour = vec3( 0.93, 0.88536, 0.8184 );"
- "vec4 glyph = texture( uTexGlyphs, aTexCoords.xy );"
- "vec4 wood = texture( uTexWood, aTexCoords.zw );"
- "vec4 wood_secondary = texture( uTexWood, aTexCoords.zw + 0.25 );"
- "vec3 wood_comp = mix( wood_secondary.rgb * shadowing_colour, wood.rgb, clamp( glyph.b * 2.0 - 1.0, 0.0, 1.0 ) );"
-
- "vec3 shadows = mix( vec3( 0.85, 0.7344, 0.561 ), vec3(1.0,1.0,1.0), glyph.r );"
-
- "FragColor = vec4( wood_comp * shadows, glyph.b );"
- "}"
- ,
- UNIFORMS({ "uPv", "uOffset", "uTexGlyphs", "uTexWood", "uSubTransform" })
-)