working on the demosystem, added libtreestore

[andemo] / src / scr / testa.c

diff --git a/src/scr/testa.c b/src/scr/testa.c
index 876ea51..e5f1bb3 100644 (file)
--- a/src/scr/testa.c
+++ b/src/scr/testa.c
@@ -1,6 +1,46 @@
-#include "demosys.h"
-#include "opengl.h"
+#include "demo.h"
+#include "noise.h"
+
+static int init(void);
+static void destroy(void);
+static void draw(void);
+
+static unsigned int sdr_foo;
+
+static struct demoscreen scr = { "testa", init, destroy, 0, 0, 0, 0, draw };
 
 void regscr_testa(void)
 {
+       dsys_add_screen(&scr);
+}
+
+static int init(void)
+{
+       if(!(sdr_foo = get_sdrprog("sdr/foo.v.glsl", "sdr/foo-notex.p.glsl"))) {
+               return -1;
+       }
+       return 0;
+}
+
+static void destroy(void)
+{
+}
+
+static void draw(void)
+{
+       int i;
+       float t = dsys_time / 1000.0f;
+
+       glUseProgram(sdr_foo);
+       gl_begin(GL_QUADS);
+       for(i=0; i<16; i++) {
+               float x0 = i / 8.0f - 1.0f + 0.01;
+               float x1 = (i + 1) / 8.0f - 1.0f - 0.01;
+               float y = noise2((float)i * 1.24f, t);
+               gl_vertex2f(x0, -1);
+               gl_vertex2f(x1, -1);
+               gl_vertex2f(x1, y);
+               gl_vertex2f(x0, y);
+       }
+       gl_end();
 }