1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* Test texture swizzles */ 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <stdio.h> 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "graw_util.h" 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct graw_info info; 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct pipe_resource *texture = NULL; 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct pipe_sampler_view *sv = NULL; 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void *sampler = NULL; 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic const int WIDTH = 300; 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic const int HEIGHT = 300; 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstruct vertex { 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float position[4]; 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org float color[4]; 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct vertex vertices[] = 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { { 0.9, -0.9, 0.0, 1.0 }, 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 1, 0, 0, 1 } }, 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { { 0.9, 0.9, 0.0, 1.0 }, 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 1, 1, 0, 1 } }, 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { {-0.9, 0.9, 0.0, 1.0 }, 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 0, 1, 0, 1 } }, 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { {-0.9, -0.9, 0.0, 1.0 }, 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org { 0, 0, 0, 1 } }, 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void set_vertices(void) 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_vertex_element ve[2]; 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_vertex_buffer vbuf; 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *handle; 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memset(ve, 0, sizeof ve); 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ve[0].src_offset = Offset(struct vertex, position); 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ve[0].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ve[1].src_offset = Offset(struct vertex, color); 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ve[1].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org handle = info.ctx->create_vertex_elements_state(info.ctx, 2, ve); 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->bind_vertex_elements_state(info.ctx, handle); 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vbuf.stride = sizeof(struct vertex); 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vbuf.buffer_offset = 0; 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vbuf.buffer = pipe_buffer_create_with_data(info.ctx, 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org PIPE_BIND_VERTEX_BUFFER, 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org PIPE_USAGE_STATIC, 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sizeof(vertices), 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org vertices); 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->set_vertex_buffers(info.ctx, 1, &vbuf); 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void set_vertex_shader(void) 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *handle; 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *text = 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "VERT\n" 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "DCL IN[0]\n" 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "DCL IN[1]\n" 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "DCL OUT[0], POSITION\n" 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "DCL OUT[1], GENERIC[0]\n" 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org " 0: MOV OUT[1], IN[1]\n" 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org " 1: MOV OUT[0], IN[0]\n" 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org " 2: END\n"; 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org handle = graw_parse_vertex_shader(info.ctx, text); 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->bind_vs_state(info.ctx, handle); 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void set_fragment_shader(void) 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *handle; 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char *text = 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "FRAG\n" 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "DCL IN[0], GENERIC[0], PERSPECTIVE\n" 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "DCL OUT[0], COLOR\n" 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org "DCL SAMP[0]\n" 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org " 0: TXP OUT[0], IN[0], SAMP[0], 2D\n" 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org " 2: END\n"; 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org handle = graw_parse_fragment_shader(info.ctx, text); 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->bind_fs_state(info.ctx, handle); 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void draw(void) 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union pipe_color_union clear_color; 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org clear_color.f[0] = 0.5; 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org clear_color.f[1] = 0.5; 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org clear_color.f[2] = 0.5; 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org clear_color.f[3] = 1.0; 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->clear(info.ctx, PIPE_CLEAR_COLOR, &clear_color, 0, 0); 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org util_draw_arrays(info.ctx, PIPE_PRIM_QUADS, 0, 4); 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->flush(info.ctx, NULL); 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org graw_util_flush_front(&info); 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orginit_tex(const unsigned swizzle[4]) 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define SIZE 256 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_sampler_view sv_template; 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ubyte tex2d[SIZE][SIZE][4]; 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int s, t; 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (s = 0; s < SIZE; s++) { 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (t = 0; t < SIZE; t++) { 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tex2d[t][s][0] = 0; /*B*/ 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tex2d[t][s][1] = t; /*G*/ 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tex2d[t][s][2] = s; /*R*/ 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org tex2d[t][s][3] = 1; /*A*/ 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org texture = graw_util_create_tex2d(&info, SIZE, SIZE, 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org PIPE_FORMAT_B8G8R8A8_UNORM, tex2d); 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memset(&sv_template, 0, sizeof sv_template); 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sv_template.format = texture->format; 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sv_template.texture = texture; 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sv_template.swizzle_r = swizzle[0]; 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sv_template.swizzle_g = swizzle[1]; 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sv_template.swizzle_b = swizzle[2]; 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sv_template.swizzle_a = swizzle[3]; 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sv = info.ctx->create_sampler_view(info.ctx, texture, &sv_template); 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (sv == NULL) 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exit(5); 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->set_fragment_sampler_views(info.ctx, 1, &sv); 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org sampler = graw_util_create_simple_sampler(&info, 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org PIPE_TEX_WRAP_REPEAT, 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org PIPE_TEX_FILTER_NEAREST); 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org info.ctx->bind_fragment_sampler_states(info.ctx, 1, &sampler); 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#undef SIZE 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orginit(const unsigned swizzle[4]) 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!graw_util_create_window(&info, WIDTH, HEIGHT, 1, FALSE)) 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exit(1); 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org graw_util_default_state(&info, FALSE); 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org graw_util_viewport(&info, 0, 0, WIDTH, HEIGHT, 30, 10000); 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org init_tex(swizzle); 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_vertices(); 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_vertex_shader(); 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_fragment_shader(); 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic unsigned 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgchar_to_swizzle(char c) 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org switch (c) { 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 'r': 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_SWIZZLE_RED; 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 'g': 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_SWIZZLE_GREEN; 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 'b': 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_SWIZZLE_BLUE; 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case 'a': 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_SWIZZLE_ALPHA; 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case '0': 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_SWIZZLE_ZERO; 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org case '1': 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_SWIZZLE_ONE; 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org default: 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return PIPE_SWIZZLE_RED; 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgint main(int argc, char *argv[]) 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const char swizzle_names[] = "rgba01"; 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint swizzle[4]; 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int i; 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[0] = PIPE_SWIZZLE_RED; 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[1] = PIPE_SWIZZLE_GREEN; 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[2] = PIPE_SWIZZLE_BLUE; 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[3] = PIPE_SWIZZLE_ALPHA; 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 1; i < argc; i++) { 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org swizzle[i-1] = char_to_swizzle(argv[i][0]); 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org printf("Example:\n"); 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org printf(" tex-swizzle r 0 g 1\n"); 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org printf("Current swizzle = "); 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < 4; i++) { 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org printf("%c", swizzle_names[swizzle[i]]); 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org printf("\n"); 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org init(swizzle); 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org graw_set_display_func(draw); 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org graw_main_loop(); 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return 0; 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 228