X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fdemo.c;h=a27d86c4f91b64f68821dc39268ad22634ffa7fc;hb=HEAD;hp=3841066d305d5e5fc3df04aa0ad0dbfb0d0f2a21;hpb=ca5ddcfae04b0c10505325629d8a59e626811433;p=demo_prior

diff --git a/src/demo.c b/src/demo.c
index 3841066..a27d86c 100644
--- a/src/demo.c
+++ b/src/demo.c
@@ -5,6 +5,9 @@
 #include "post.h"
 #include "sdr.h"
 #include "opt.h"
+#include "drawtext.h"
+#include "imtk.h"
+#include "osd.h"
 
 void reg_whitted(void);
 
@@ -12,6 +15,11 @@ int win_width, win_height;
 float win_aspect;
 long time_msec;
 
+struct dtx_font *fnt_ui;
+int fnt_ui_size;
+
+int dbgui;
+
 static int reshape_pending;
 static unsigned int sdr_gamma;
 
@@ -32,9 +40,22 @@ int demo_init(void)
 		glEnable(GL_MULTISAMPLE);
 	}
 
+	if(opt.vsync) {
+		gl_swap_interval(1);
+	} else {
+		gl_swap_interval(0);
+	}
+
+	if(!(fnt_ui = dtx_open_font_glyphmap("data/ui.glyphmap"))) {
+		fprintf(stderr, "failed to open ui font\n");
+		return -1;
+	}
+	fnt_ui_size = dtx_get_glyphmap_ptsize(dtx_get_glyphmap(fnt_ui, 0));
+	dtx_prepare_range(fnt_ui, fnt_ui_size, 32, 127);
+
 	post_init();
 
-	if(!(sdr_gamma = create_program_load("sdr/gamma.v.glsl", "sdr/gamma.p.glsl"))) {
+	if(!(sdr_gamma = create_program_load("sdr/post.v.glsl", "sdr/gamma.p.glsl"))) {
 		fprintf(stderr, "Warning: failed to load the gamma correction shader\n");
 	}
 
@@ -63,6 +84,8 @@ void demo_cleanup(void)
 	for(i=0; i<num_parts; i++) {
 		parts[i]->destroy();
 	}
+
+	dtx_close_font(fnt_ui);
 }
 
 void demo_display(void)
@@ -103,12 +126,30 @@ void demo_display(void)
 
 	/* no-srgb gamma correction fallback */
 	if(!opt.srgb) {
-		glBindTexture(GL_TEXTURE_2D, fbtex[0].id);
+		glBindTexture(GL_TEXTURE_2D, post_fbtex[0].id);
 		glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, win_width, win_height);
 
 		glUseProgram(sdr_gamma);
-		overlay_tex(fbtex, 1.0);
+		overlay_tex(post_fbtex, 1.0);
 	}
+
+	{
+		static long frames, prev_upd, fps;
+		long dt;
+
+		frames++;
+
+		dt = time_msec - prev_upd;
+		if(dt >= 750) {
+			fps = ((frames * 1000 << 8) + 128) / dt;
+			frames = 0;
+			prev_upd = time_msec;
+		}
+
+		print_text(win_width - 80, 20, 1.0, 0.8, 0.1, "fps: %ld.%ld", fps >> 8, ((fps & 0xff) * 10) >> 8);
+	}
+
+	draw_osd();
 }
 
 void demo_reshape(int x, int y)
@@ -124,13 +165,22 @@ void demo_reshape(int x, int y)
 	glMatrixMode(GL_PROJECTION);
 	glLoadIdentity();
 	gluPerspective(50.0, win_aspect, 0.5, 500.0);
+
+	imtk_set_viewport(x, y);
 }
 
 void demo_keyboard(int key, int st)
 {
-	if(st && key == 27) {
-		demo_quit();
-		return;
+	if(st) {
+		switch(key) {
+		case 27:
+			demo_quit();
+			return;
+
+		case '`':
+			dbgui ^= 1;
+			break;
+		}
 	}
 
 	if(cur_part && cur_part->keyboard) {