diff options
Diffstat (limited to 'src/mbgl/shaders/preludes.cpp')
| -rw-r--r-- | src/mbgl/shaders/preludes.cpp | 244 |
1 files changed, 148 insertions, 96 deletions
diff --git a/src/mbgl/shaders/preludes.cpp b/src/mbgl/shaders/preludes.cpp index 6baa488a10..6a3586f8fd 100644 --- a/src/mbgl/shaders/preludes.cpp +++ b/src/mbgl/shaders/preludes.cpp @@ -1,106 +1,158 @@ // NOTE: DO NOT CHANGE THIS FILE. IT IS AUTOMATICALLY GENERATED. #include <mbgl/shaders/preludes.hpp> +#include <mbgl/util/compression.hpp> + +#include <cstdint> namespace mbgl { namespace shaders { -const char* vertexPrelude = R"MBGL_SHADER( -#ifdef GL_ES -precision highp float; -#else - -#if !defined(lowp) -#define lowp -#endif - -#if !defined(mediump) -#define mediump -#endif - -#if !defined(highp) -#define highp -#endif - -#endif - -// Unpack a pair of values that have been packed into a single float. -// The packed values are assumed to be 8-bit unsigned integers, and are -// packed like so: -// packedValue = floor(input[0]) * 256 + input[1], -vec2 unpack_float(const float packedValue) { - int packedIntValue = int(packedValue); - int v0 = packedIntValue / 256; - return vec2(v0, packedIntValue - v0 * 256); -} - -vec2 unpack_opacity(const float packedOpacity) { - int intOpacity = int(packedOpacity) / 2; - return vec2(float(intOpacity) / 127.0, mod(packedOpacity, 2.0)); -} - -// To minimize the number of attributes needed, we encode a 4-component -// color into a pair of floats (i.e. a vec2) as follows: -// [ floor(color.r * 255) * 256 + color.g * 255, -// floor(color.b * 255) * 256 + color.g * 255 ] -vec4 decode_color(const vec2 encodedColor) { - return vec4( - unpack_float(encodedColor[0]) / 255.0, - unpack_float(encodedColor[1]) / 255.0 - ); -} - -// Unpack a pair of paint values and interpolate between them. -float unpack_mix_vec2(const vec2 packedValue, const float t) { - return mix(packedValue[0], packedValue[1], t); -} - -// Unpack a pair of paint values and interpolate between them. -vec4 unpack_mix_vec4(const vec4 packedColors, const float t) { - vec4 minColor = decode_color(vec2(packedColors[0], packedColors[1])); - vec4 maxColor = decode_color(vec2(packedColors[2], packedColors[3])); - return mix(minColor, maxColor, t); -} - -// The offset depends on how many pixels are between the world origin and the edge of the tile: -// vec2 offset = mod(pixel_coord, size) -// -// At high zoom levels there are a ton of pixels between the world origin and the edge of the tile. -// The glsl spec only guarantees 16 bits of precision for highp floats. We need more than that. -// -// The pixel_coord is passed in as two 16 bit values: -// pixel_coord_upper = floor(pixel_coord / 2^16) -// pixel_coord_lower = mod(pixel_coord, 2^16) -// -// The offset is calculated in a series of steps that should preserve this precision: -vec2 get_pattern_pos(const vec2 pixel_coord_upper, const vec2 pixel_coord_lower, - const vec2 pattern_size, const float tile_units_to_pixels, const vec2 pos) { - - vec2 offset = mod(mod(mod(pixel_coord_upper, pattern_size) * 256.0, pattern_size) * 256.0 + pixel_coord_lower, pattern_size); - return (tile_units_to_pixels * pos + offset) / pattern_size; -} - -)MBGL_SHADER"; -const char* fragmentPrelude = R"MBGL_SHADER( -#ifdef GL_ES -precision mediump float; -#else - -#if !defined(lowp) -#define lowp -#endif - -#if !defined(mediump) -#define mediump -#endif - -#if !defined(highp) -#define highp -#endif - -#endif - -)MBGL_SHADER"; +const char* vertexPrelude = [] () { + static const uint8_t compressed[] = { + 0x78, 0xda, 0xad, 0x55, 0xdf, 0x8f, 0xdb, 0x44, + 0x10, 0x7e, 0xf7, 0x5f, 0x31, 0xe8, 0x5e, 0x12, + 0xf0, 0xf9, 0x92, 0x34, 0x77, 0xa0, 0x56, 0x7d, + 0x40, 0x08, 0x21, 0x24, 0x24, 0x1e, 0xa0, 0xf0, + 0x50, 0x1d, 0x96, 0x63, 0x8f, 0x9d, 0x55, 0xed, + 0x5d, 0x6b, 0x77, 0x9d, 0xdc, 0xb5, 0xe2, 0x7f, + 0x67, 0x66, 0x77, 0x1d, 0xaf, 0x9d, 0x2b, 0x2a, + 0x12, 0x91, 0x7c, 0xb9, 0x8c, 0xbf, 0x99, 0xf9, + 0xe6, 0xf7, 0x8d, 0xa8, 0x2b, 0xac, 0xe1, 0xa7, + 0x5f, 0xf2, 0x1f, 0x7f, 0x4b, 0x7a, 0x8d, 0xa5, + 0x30, 0x42, 0x49, 0x38, 0x8a, 0xe6, 0xd8, 0x43, + 0xdd, 0xaa, 0xc2, 0xbe, 0x49, 0x6e, 0xb0, 0x35, + 0x98, 0x24, 0x37, 0xa2, 0x86, 0xaf, 0x08, 0x2c, + 0x24, 0x56, 0xab, 0x56, 0x9d, 0xfb, 0x75, 0x72, + 0xe3, 0x7f, 0x02, 0xff, 0x22, 0x98, 0xac, 0x44, + 0xbd, 0xc0, 0x75, 0x58, 0x89, 0xa1, 0x8b, 0xa0, + 0x41, 0xf0, 0x32, 0xda, 0xb9, 0x9d, 0xb0, 0xee, + 0xe7, 0x84, 0x0c, 0xdf, 0x77, 0x77, 0xf0, 0x4e, + 0xf6, 0x45, 0xf9, 0x01, 0x0a, 0xe8, 0x0b, 0xa1, + 0x41, 0xd5, 0x70, 0x2a, 0xda, 0x01, 0x0d, 0xd8, + 0x63, 0x61, 0xe1, 0x58, 0x9c, 0x10, 0x0e, 0x88, + 0x12, 0x18, 0x84, 0x15, 0x08, 0x69, 0x15, 0x61, + 0x8d, 0x90, 0x4d, 0x8b, 0x3e, 0xa8, 0x8c, 0xad, + 0xfc, 0x7e, 0xc4, 0x11, 0x12, 0xf4, 0x0b, 0x8d, + 0x50, 0x18, 0x33, 0x10, 0x49, 0x20, 0x9d, 0x03, + 0xc2, 0x77, 0xb7, 0x07, 0x61, 0x61, 0x90, 0x46, + 0x34, 0xd2, 0x9b, 0xc2, 0x06, 0xb5, 0x49, 0xa1, + 0x90, 0x15, 0xc3, 0xd9, 0x4e, 0xb0, 0xd1, 0x8a, + 0x0f, 0x08, 0x46, 0xbd, 0x9e, 0x44, 0x7f, 0xb0, + 0x55, 0x78, 0xcb, 0x2e, 0x95, 0x5e, 0x09, 0xd9, + 0x0f, 0xf6, 0xfd, 0xe6, 0x71, 0x0d, 0x5f, 0xc3, + 0xee, 0xfe, 0x01, 0xbe, 0x01, 0x2f, 0xd9, 0x3e, + 0xa6, 0xc9, 0x09, 0xcb, 0x1d, 0x79, 0x61, 0xb5, + 0xdc, 0x11, 0x5c, 0x95, 0x4a, 0x1a, 0xeb, 0xc9, + 0xc6, 0xd6, 0xd6, 0xf0, 0x29, 0x01, 0xfa, 0x10, + 0x91, 0x20, 0xfe, 0x59, 0xda, 0xd1, 0x0f, 0x09, + 0x57, 0x31, 0xf6, 0xcd, 0x05, 0x7a, 0xda, 0xd0, + 0xeb, 0x05, 0xfe, 0x8e, 0x59, 0x78, 0x88, 0x46, + 0x3b, 0x68, 0x09, 0xcc, 0x62, 0x75, 0xda, 0xa4, + 0x4b, 0xe4, 0x2d, 0xeb, 0x3b, 0xd2, 0x64, 0xf2, + 0xef, 0x64, 0xc6, 0x56, 0xd1, 0x5f, 0x61, 0x9f, + 0x5f, 0xe0, 0xfb, 0xab, 0x7f, 0x13, 0x33, 0xa6, + 0x27, 0x48, 0x67, 0x6c, 0x2f, 0x48, 0xa2, 0x74, + 0x4d, 0xc8, 0xe7, 0x63, 0x52, 0x65, 0xd8, 0x76, + 0xf7, 0x6d, 0x46, 0x3c, 0x3b, 0x55, 0xcd, 0x4d, + 0xa4, 0xb0, 0xcb, 0x36, 0x6b, 0xcf, 0x92, 0x2b, + 0xac, 0xa0, 0x13, 0x52, 0x74, 0xe2, 0x23, 0x52, + 0x6f, 0x20, 0xc8, 0xa1, 0x3b, 0xa0, 0x6b, 0x98, + 0xc2, 0x5a, 0x2d, 0x0e, 0x83, 0xa5, 0xa2, 0x4b, + 0xc4, 0x0a, 0xab, 0x14, 0xce, 0x08, 0x28, 0x4b, + 0x55, 0x51, 0x0b, 0xc0, 0xfe, 0xb6, 0x54, 0x5d, + 0xaf, 0x24, 0x4a, 0xcb, 0x76, 0x4a, 0xd5, 0x2a, + 0x3d, 0xf6, 0xd1, 0xd8, 0x73, 0x8e, 0x97, 0x81, + 0x95, 0xc8, 0x30, 0x23, 0x31, 0x73, 0x5d, 0x53, + 0xf7, 0x40, 0xad, 0x5a, 0x9a, 0x07, 0xe3, 0xfa, + 0xe0, 0x7d, 0xa8, 0xbd, 0x33, 0x90, 0x69, 0x97, + 0xc4, 0xfb, 0xa9, 0x01, 0xbc, 0xb8, 0xf1, 0xe2, + 0x94, 0x15, 0x60, 0xa6, 0x70, 0xf8, 0x57, 0x05, + 0x78, 0xe4, 0x4a, 0xec, 0xa1, 0x42, 0x66, 0x9d, + 0xbb, 0x77, 0xa1, 0x0e, 0xae, 0x42, 0x3e, 0x9a, + 0xea, 0x07, 0x96, 0x8f, 0x55, 0x98, 0x12, 0xbb, + 0x5f, 0x39, 0x01, 0x7f, 0x66, 0x8d, 0x17, 0x6b, + 0xb9, 0x6e, 0xe5, 0x3e, 0xb9, 0xa7, 0x6c, 0x7f, + 0x01, 0x7c, 0x3b, 0xc1, 0x1d, 0xfa, 0x52, 0x88, + 0xab, 0x81, 0xa5, 0x6f, 0x6e, 0xcb, 0x30, 0x76, + 0xd2, 0x4f, 0x96, 0xee, 0x55, 0x5b, 0x58, 0x1e, + 0x5e, 0x7b, 0xe6, 0xf9, 0xa5, 0x92, 0x75, 0x59, + 0xe2, 0x7b, 0x2a, 0x38, 0xed, 0xc4, 0x53, 0xee, + 0xba, 0x22, 0x8a, 0x33, 0x6a, 0xf9, 0x14, 0xe2, + 0x3e, 0xb4, 0x8b, 0xa8, 0x49, 0x39, 0x9e, 0x0f, + 0x8a, 0x2e, 0x8d, 0x95, 0x79, 0x12, 0x49, 0xe7, + 0xff, 0xe0, 0xec, 0xea, 0x32, 0xa7, 0xbc, 0x9f, + 0x28, 0xef, 0x83, 0x57, 0x97, 0x34, 0xf3, 0x19, + 0xce, 0x0e, 0x47, 0xdd, 0xeb, 0x40, 0x34, 0x2e, + 0xb3, 0x2a, 0xbb, 0x14, 0xc4, 0x46, 0xa2, 0x58, + 0x82, 0x80, 0x6a, 0x11, 0x16, 0x80, 0xb7, 0x54, + 0x3c, 0x7d, 0xa1, 0xa5, 0xdd, 0xd2, 0xd2, 0xab, + 0x8b, 0xa5, 0x28, 0x8f, 0x23, 0xb3, 0xf4, 0x62, + 0x39, 0xce, 0x1d, 0xaf, 0x56, 0x55, 0xd7, 0x06, + 0x2d, 0x79, 0xeb, 0x69, 0x71, 0x1b, 0xe0, 0xab, + 0xa2, 0xce, 0x84, 0x96, 0xcf, 0xd0, 0x8b, 0x27, + 0xba, 0x29, 0x6e, 0xdd, 0x46, 0x79, 0x83, 0xb3, + 0xd2, 0x6d, 0x05, 0x4a, 0x8b, 0x46, 0x48, 0x97, + 0x60, 0x16, 0x62, 0xd5, 0xb0, 0x2d, 0xf7, 0xbf, + 0x15, 0x2d, 0xba, 0xb9, 0x72, 0x75, 0x0f, 0x0e, + 0xde, 0xfa, 0x35, 0xc0, 0x26, 0x29, 0x26, 0xa5, + 0x69, 0x94, 0x0d, 0x0d, 0xfc, 0x9a, 0x70, 0x0c, + 0xfd, 0xde, 0xba, 0x3b, 0x02, 0x1f, 0x95, 0xea, + 0xa0, 0xc5, 0x13, 0x3b, 0x26, 0x5b, 0xbc, 0xe9, + 0xf9, 0xa1, 0x3d, 0x2f, 0x5d, 0x71, 0x3d, 0xa5, + 0xff, 0x4c, 0xe7, 0x72, 0x49, 0x9a, 0xd6, 0xb4, + 0x60, 0x7a, 0x2c, 0x29, 0xd2, 0xf6, 0x19, 0x9a, + 0xa1, 0xd0, 0x05, 0xf5, 0x07, 0xb5, 0xca, 0xf6, + 0x01, 0xe8, 0x88, 0x18, 0xe7, 0xe5, 0x72, 0x61, + 0x6b, 0x2a, 0x45, 0x74, 0x65, 0x4d, 0x06, 0x7f, + 0xa2, 0x5b, 0x45, 0x14, 0x8d, 0xe6, 0x6d, 0x55, + 0x48, 0x77, 0xce, 0xb2, 0x10, 0x86, 0x3b, 0x56, + 0x53, 0x8c, 0x20, 0x0c, 0x15, 0xc9, 0x18, 0x77, + 0x93, 0x78, 0xeb, 0xd8, 0xb3, 0x0a, 0x8e, 0x42, + 0x87, 0xfa, 0x3b, 0x34, 0x69, 0xe4, 0x43, 0xdf, + 0xa3, 0xbe, 0x5c, 0xa3, 0xd8, 0x16, 0x8d, 0xec, + 0x5f, 0xdb, 0x87, 0xf5, 0x52, 0x81, 0xb6, 0x98, + 0x53, 0xb8, 0x4a, 0xef, 0x88, 0x5e, 0x54, 0x9a, + 0x28, 0x95, 0x45, 0x5b, 0x0e, 0x3c, 0x0f, 0x9e, + 0x16, 0x18, 0xd4, 0x02, 0x5d, 0xe4, 0xc6, 0x62, + 0x1f, 0x0e, 0xb4, 0x39, 0xaa, 0x81, 0x12, 0x4b, + 0xb9, 0xa0, 0xd7, 0x27, 0x8e, 0x95, 0x83, 0x19, + 0x33, 0xf3, 0xda, 0x9f, 0x97, 0x06, 0x6d, 0xde, + 0xd3, 0x96, 0x46, 0x2d, 0xf3, 0x5e, 0x99, 0xd9, + 0xbc, 0x2f, 0x83, 0x1a, 0x27, 0xe8, 0xea, 0xad, + 0x8b, 0xc0, 0x2f, 0xae, 0xd9, 0xbe, 0xf0, 0x66, + 0xb9, 0x4b, 0x16, 0xc3, 0x47, 0x05, 0xcd, 0x07, + 0x49, 0xc5, 0xca, 0xad, 0xca, 0x7d, 0x4b, 0xcc, + 0x8d, 0x2b, 0xc3, 0xf3, 0x39, 0x8e, 0xd5, 0xa2, + 0x07, 0xc7, 0xe7, 0x05, 0x82, 0xb1, 0xcf, 0xb0, + 0xce, 0xb3, 0xcd, 0x67, 0xc4, 0xb4, 0xe7, 0xaf, + 0x83, 0x98, 0x43, 0x67, 0xe3, 0xb8, 0x7a, 0x89, + 0x36, 0x19, 0x23, 0xb2, 0x64, 0xca, 0x33, 0xe4, + 0xbd, 0x1c, 0x5b, 0xe0, 0x41, 0xfd, 0x07, 0x79, + 0x3f, 0x51, 0xf4 + }; + static std::string decompressed = util::decompress(std::string(reinterpret_cast<const char*>(compressed), sizeof(compressed))); + return decompressed.c_str(); +}(); +const char* fragmentPrelude = [] () { + static const uint8_t compressed[] = { + 0x78, 0xda, 0x53, 0xce, 0x4c, 0x4b, 0x49, 0x4d, + 0x53, 0x70, 0xf7, 0x89, 0x77, 0x0d, 0xe6, 0x2a, + 0x28, 0x4a, 0x4d, 0xce, 0x2c, 0xce, 0xcc, 0xcf, + 0x53, 0xc8, 0x4d, 0x4d, 0xc9, 0x2c, 0xcd, 0x2d, + 0x50, 0x48, 0xcb, 0xc9, 0x4f, 0x2c, 0xb1, 0xe6, + 0x52, 0x4e, 0xcd, 0x29, 0x4e, 0xe5, 0xe2, 0x52, + 0xce, 0x4c, 0x53, 0x50, 0x04, 0x2a, 0xcf, 0xcc, + 0x4b, 0x4d, 0xd1, 0xc8, 0xc9, 0x2f, 0x2f, 0xd0, + 0xe4, 0x52, 0x86, 0x70, 0x15, 0x40, 0x3c, 0xa0, + 0xb2, 0xbc, 0x94, 0xcc, 0x34, 0x34, 0x75, 0x50, + 0xa3, 0x10, 0x4a, 0xa1, 0x02, 0xd8, 0x55, 0x67, + 0x64, 0xa6, 0x67, 0x20, 0xa9, 0x05, 0x73, 0x11, + 0x2a, 0x21, 0x34, 0x00, 0x05, 0x35, 0x3a, 0xbd + }; + static std::string decompressed = util::decompress(std::string(reinterpret_cast<const char*>(compressed), sizeof(compressed))); + return decompressed.c_str(); +}(); } // namespace shaders } // namespace mbgl |