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-rw-r--r--src/example/03_texture.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/example/03_texture.c b/src/example/03_texture.c
new file mode 100644
index 0000000..fb5f0f2
--- /dev/null
+++ b/src/example/03_texture.c
@@ -0,0 +1,60 @@
+#include "example.h"
+
+static int cube[] = {
+ 0, 1, 2, 0, 2, 3,
+ 1, 5, 2, 2, 5, 6,
+ 4, 6, 5, 4, 7, 6,
+ 0, 3, 7, 0, 7, 4,
+ 0, 4, 1, 1, 4, 5,
+ 2, 6, 3, 3, 6, 7
+};
+
+static Vert verts[] = {
+ {0, {1, 1, 1}, zerovec3, zerovec3, zerovec2, 0xffff0000},
+ {1, {-1, 1, 1}, zerovec3, zerovec3, zerovec2,0xff00ff00},
+ {2, {-1, -1, 1}, zerovec3, zerovec3, zerovec2, 0xff0000ff},
+ {3, {1, -1, 1}, zerovec3, zerovec3, zerovec2, 0xffff00ff},
+ {4, {1, 1, -1}, zerovec3, zerovec3, zerovec2, 0xffaa28aa},
+ {5, {-1, 1, -1}, zerovec3, zerovec3, zerovec2,0xffFFC58E},
+ {6, {-1, -1, -1}, zerovec3, zerovec3, zerovec2, 0xffA100FF},
+ {7, {1, -1, -1}, zerovec3, zerovec3, zerovec2, 0xffFAFF00},
+};
+
+extern Program ssr_built_in_shader_unlit;
+
+void onloadtexture(void* data) {
+ ssr_matrixmode(MATRIX_PROJECTION);
+ ssr_loadidentity();
+ ssr_perspective(90, 1.25f, 0.1f, 10);
+ //ssr_ortho(-5, 5, -4, 4, 0.1, 10);
+ ssr_matrixmode(MATRIX_VIEW);
+ ssr_loadidentity();
+ Vec3 p = { 0, 0, 0 }, target = { 0, 0, -1 };
+ ssr_lookat(&p, &target, &vec3up);
+
+ ssr_bindvertices(verts, 8, cube, 12);
+ ssr_useprogram(&ssr_built_in_shader_unlit);
+ ssr_enable(ENABLEMASK_BACKFACECULL);
+ ssr_enable(ENABLEMASK_DEPTHTEST);
+}
+
+void oneventtexture(void* data) {
+ SDL_Event* e = (SDL_Event*)data;
+}
+
+static float _t = 0;
+
+void onupdatetexture(void*data) {
+ uint dt = *(uint*)data;
+ ssr_matrixmode(MATRIX_MODEL);
+ ssr_loadidentity();
+ ssr_translate(0, 0, -2);
+ ssr_rotate(_t -= dt / 50.f, 1, 1, 1);
+}
+
+void ondrawtexture(void*data) {
+ ssr_clearcolor(0x00);
+ ssr_cleardepth();
+
+ ssr_draw(PRIMITIVE_TRIANGLE);
+}