1d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca/* Test texture swizzles */ 2d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 3d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca#include <stdio.h> 4d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 5d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca#include "graw_util.h" 6d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 7d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 8d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic struct graw_info info; 9d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 10d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic struct pipe_resource *texture = NULL; 11d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic struct pipe_sampler_view *sv = NULL; 12d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic void *sampler = NULL; 13d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 14d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic const int WIDTH = 300; 15d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic const int HEIGHT = 300; 16d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 17d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastruct vertex { 18d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca float position[4]; 19d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca float color[4]; 20d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca}; 21d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 22d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic struct vertex vertices[] = 23d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 24d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { { 0.9, -0.9, 0.0, 1.0 }, 25d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { 1, 0, 0, 1 } }, 26d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 27d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { { 0.9, 0.9, 0.0, 1.0 }, 28d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { 1, 1, 0, 1 } }, 29d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 30d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { {-0.9, 0.9, 0.0, 1.0 }, 31d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { 0, 1, 0, 1 } }, 32d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 33d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { {-0.9, -0.9, 0.0, 1.0 }, 34d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca { 0, 0, 0, 1 } }, 35d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca}; 36d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 37d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 38d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic void set_vertices(void) 39d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 40d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca struct pipe_vertex_element ve[2]; 41d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca struct pipe_vertex_buffer vbuf; 42d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca void *handle; 43d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 44d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca memset(ve, 0, sizeof ve); 45d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 46d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca ve[0].src_offset = Offset(struct vertex, position); 47d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca ve[0].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; 48d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca ve[1].src_offset = Offset(struct vertex, color); 49d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca ve[1].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; 50d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 51d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca handle = info.ctx->create_vertex_elements_state(info.ctx, 2, ve); 52d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->bind_vertex_elements_state(info.ctx, handle); 53d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 54d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 55d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca vbuf.stride = sizeof(struct vertex); 56d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca vbuf.buffer_offset = 0; 571a840cc5925f52079916feb2c456816a7a91d627Marek Olšák vbuf.buffer = pipe_buffer_create_with_data(info.ctx, 581a840cc5925f52079916feb2c456816a7a91d627Marek Olšák PIPE_BIND_VERTEX_BUFFER, 591a840cc5925f52079916feb2c456816a7a91d627Marek Olšák PIPE_USAGE_STATIC, 601a840cc5925f52079916feb2c456816a7a91d627Marek Olšák sizeof(vertices), 611a840cc5925f52079916feb2c456816a7a91d627Marek Olšák vertices); 62d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 63d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->set_vertex_buffers(info.ctx, 1, &vbuf); 64d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 65d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 66d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic void set_vertex_shader(void) 67d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 68d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca void *handle; 69d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca const char *text = 70d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "VERT\n" 71d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "DCL IN[0]\n" 72d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "DCL IN[1]\n" 73d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "DCL OUT[0], POSITION\n" 74d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "DCL OUT[1], GENERIC[0]\n" 75d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca " 0: MOV OUT[1], IN[1]\n" 76d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca " 1: MOV OUT[0], IN[0]\n" 77d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca " 2: END\n"; 78d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 79d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca handle = graw_parse_vertex_shader(info.ctx, text); 80d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->bind_vs_state(info.ctx, handle); 81d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 82d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 83d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic void set_fragment_shader(void) 84d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 85d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca void *handle; 86d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca const char *text = 87d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "FRAG\n" 88d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "DCL IN[0], GENERIC[0], PERSPECTIVE\n" 89d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "DCL OUT[0], COLOR\n" 90d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca "DCL SAMP[0]\n" 91d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca " 0: TXP OUT[0], IN[0], SAMP[0], 2D\n" 92d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca " 2: END\n"; 93d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 94d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca handle = graw_parse_fragment_shader(info.ctx, text); 95d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->bind_fs_state(info.ctx, handle); 96d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 97d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 98d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 99d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic void draw(void) 100d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 101d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca union pipe_color_union clear_color; 102d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 103d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca clear_color.f[0] = 0.5; 104d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca clear_color.f[1] = 0.5; 105d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca clear_color.f[2] = 0.5; 106d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca clear_color.f[3] = 1.0; 107d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 108d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->clear(info.ctx, PIPE_CLEAR_COLOR, &clear_color, 0, 0); 109d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca util_draw_arrays(info.ctx, PIPE_PRIM_QUADS, 0, 4); 110d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->flush(info.ctx, NULL); 111d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 112d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca graw_util_flush_front(&info); 113d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 114d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 115d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 116d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 117d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic void 118d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecainit_tex(const unsigned swizzle[4]) 119d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 120d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca#define SIZE 256 121d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca struct pipe_sampler_view sv_template; 122d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca ubyte tex2d[SIZE][SIZE][4]; 123d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca int s, t; 124d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 125d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca for (s = 0; s < SIZE; s++) { 126d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca for (t = 0; t < SIZE; t++) { 127d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca tex2d[t][s][0] = 0; /*B*/ 128d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca tex2d[t][s][1] = t; /*G*/ 129d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca tex2d[t][s][2] = s; /*R*/ 130d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca tex2d[t][s][3] = 1; /*A*/ 131d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca } 132d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca } 133d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 134d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca texture = graw_util_create_tex2d(&info, SIZE, SIZE, 135d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca PIPE_FORMAT_B8G8R8A8_UNORM, tex2d); 136d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 137d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca memset(&sv_template, 0, sizeof sv_template); 138d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sv_template.format = texture->format; 139d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sv_template.texture = texture; 140d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sv_template.swizzle_r = swizzle[0]; 141d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sv_template.swizzle_g = swizzle[1]; 142d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sv_template.swizzle_b = swizzle[2]; 143d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sv_template.swizzle_a = swizzle[3]; 144d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sv = info.ctx->create_sampler_view(info.ctx, texture, &sv_template); 145d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca if (sv == NULL) 146d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca exit(5); 147d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 148d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->set_fragment_sampler_views(info.ctx, 1, &sv); 149d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 150d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca sampler = graw_util_create_simple_sampler(&info, 151d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca PIPE_TEX_WRAP_REPEAT, 152d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca PIPE_TEX_FILTER_NEAREST); 153d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 154d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca info.ctx->bind_fragment_sampler_states(info.ctx, 1, &sampler); 155d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca#undef SIZE 156d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 157d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 158d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 159d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic void 160d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecainit(const unsigned swizzle[4]) 161d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 162d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca if (!graw_util_create_window(&info, WIDTH, HEIGHT, 1, FALSE)) 163d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca exit(1); 164d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 165d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca graw_util_default_state(&info, FALSE); 166d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 167d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca graw_util_viewport(&info, 0, 0, WIDTH, HEIGHT, 30, 10000); 168d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 169d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca init_tex(swizzle); 170d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 171d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca set_vertices(); 172d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca set_vertex_shader(); 173d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca set_fragment_shader(); 174d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 175d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 176d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 177d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecastatic unsigned 178d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecachar_to_swizzle(char c) 179d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 180d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca switch (c) { 181d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca case 'r': 182d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return PIPE_SWIZZLE_RED; 183d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca case 'g': 184d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return PIPE_SWIZZLE_GREEN; 185d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca case 'b': 186d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return PIPE_SWIZZLE_BLUE; 187d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca case 'a': 188d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return PIPE_SWIZZLE_ALPHA; 189d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca case '0': 190d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return PIPE_SWIZZLE_ZERO; 191d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca case '1': 192d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return PIPE_SWIZZLE_ONE; 193d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca default: 194d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return PIPE_SWIZZLE_RED; 195d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca } 196d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 197d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 198d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 199d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonsecaint main(int argc, char *argv[]) 200d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca{ 201d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca const char swizzle_names[] = "rgba01"; 202d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca uint swizzle[4]; 203d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca int i; 204d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 205d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca swizzle[0] = PIPE_SWIZZLE_RED; 206d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca swizzle[1] = PIPE_SWIZZLE_GREEN; 207d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca swizzle[2] = PIPE_SWIZZLE_BLUE; 208d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca swizzle[3] = PIPE_SWIZZLE_ALPHA; 209d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 210d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca for (i = 1; i < argc; i++) { 211d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca swizzle[i-1] = char_to_swizzle(argv[i][0]); 212d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca } 213d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 214d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca printf("Example:\n"); 215d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca printf(" tex-swizzle r 0 g 1\n"); 216d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca printf("Current swizzle = "); 217d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca for (i = 0; i < 4; i++) { 218d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca printf("%c", swizzle_names[swizzle[i]]); 219d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca } 220d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca printf("\n"); 221d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 222d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca init(swizzle); 223d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca 224d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca graw_set_display_func(draw); 225d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca graw_main_loop(); 226d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca return 0; 227d35d3d612acef1612aaab9a923b8814d4dbb4d9cJosé Fonseca} 228