summaryrefslogtreecommitdiff
path: root/src/example/example_cube.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/example/example_cube.c')
-rw-r--r--src/example/example_cube.c73
1 files changed, 0 insertions, 73 deletions
diff --git a/src/example/example_cube.c b/src/example/example_cube.c
deleted file mode 100644
index caedd64..0000000
--- a/src/example/example_cube.c
+++ /dev/null
@@ -1,73 +0,0 @@
-#include "example.h"
-
-/*Õý·½Ìå*/
-Vec3 verts[] = {
- // front face
- {1, 1, 1}, {-1, 1, 1}, {-1, -1, 1}, {1, -1, 1},
- // back face
- {1, 1, -1}, {-1, 1, -1}, {-1, -1, -1}, {1, -1, -1},
-};
-
-Color colors[] = {
- 0xffff0000, 0xff00ff00, 0xffff00ff, 0xff00ffff,
- 0xff0000ff, 0xff000000, 0xffffff00, 0xffffffff,
-};
-
-int cube[] = {
- 0, 2, 1, 0, 3, 2,
- 1, 2, 5, 2, 6, 5,
- 4, 5, 6, 4, 6, 7,
- 0, 4, 7, 0, 7, 3,
- 0, 1, 4, 1, 5, 4,
- 2, 3, 6, 3, 7, 6
-};
-Mat4 m;
-void onloadcube(void* data) {
-}
-
-void oneventcube(void* data) {
- SDL_Event* e = (SDL_Event*)data;
-}
-
-float _t = 0;
-
-void onupdatecube(void*data) {
- uint dt = *(uint*)data;
- ssr_matrixmode(MATRIX_MODEL);
- ssr_loadidentity();
- ssr_translate(0, 0, -3);
- ssr_rotate(360 * sin(_t += 0.001f), 1, 1, 1);
- ssr_matrixmode(MATRIX_PROJECTION);
- ssr_loadidentity();
- ssr_perspective(100 + 20 * sin(_t * 10), 1.25f, -0.1f, -100);
- ssr_matrixmode(MATRIX_VIEW);
- ssr_loadidentity();
- Vec3 pos = { 0,0,0 }, target = { 0,0,-1 }, up = { 0,1,0 };
- ssr_lookat(&pos, &target, &up);
- ssr_getmvp(&m);
-}
-
-void ondrawcube(void*data) {
- ssr_clearcolor(0);
- Vec2 proj[8];
-
- for (int i = 0; i < 8; ++i) {
- Vec4 v = { verts[i].x, verts[i].y ,verts[i].z ,1 }, temp;
- mat4_applytovec4(&m, &v, &temp);
- temp.x /= temp.w;
- temp.y /= temp.w;
- temp.z /= temp.w;
- //vec4_print(&temp);
- proj[i].x = temp.x;
- proj[i].y = temp.y;
- }
- for (int j = 1; j < sizeof(cube) / sizeof(int); ++j) {
- int fromx = proj[cube[j]].x * 250.f + 250, fromy = 200 - proj[cube[j]].y * 200.f;
- int tox = proj[cube[j - 1]].x * 250.f + 250, toy = 200 - proj[cube[j - 1]].y * 200.f;
- ssrR_putline(fromx, fromy , tox, toy, 0xffff0000);
- }
-
- Vec2 v1 = { 0, 0 }, v2 = { 3, 1 }, v3 = {1, 5};
- float area = ssrR_area(&v1, &v2, &v3);
- printf("%f\n", area);
-}