dbg gui, imtk text drawing

[demo_prior] / src / part_whitted.c

diff --git a/src/part_whitted.c b/src/part_whitted.c
index 18bed8d..bda876b 100644 (file)
--- a/src/part_whitted.c
+++ b/src/part_whitted.c
@@ -4,6 +4,7 @@
 #include "sdr.h"
 #include "texture.h"
 #include "post.h"
+#include "imtk.h"
 
 static int init(void);
 static void destroy(void);
@@ -70,6 +71,9 @@ static void stop(void)
 
 static void draw(long tm)
 {
+       static float vgn_offset = 0.47;
+       static float vgn_sharp = 3.1;
+
        glDisable(GL_DEPTH_TEST);
 
        glMatrixMode(GL_MODELVIEW);
@@ -97,7 +101,7 @@ static void draw(long tm)
        glVertex2f(-1, 1);
        glEnd();
 
-       vignette(0.43, 0.38, 0.45, 0.8, 1.0);
+       vignette(0.43, 0.38, 0.45, vgn_offset, vgn_sharp);
 
        if(dbgtex && dbg_alpha > 0.0) {
                glUseProgram(0);
@@ -108,6 +112,25 @@ static void draw(long tm)
                glMatrixMode(GL_TEXTURE);
                glLoadIdentity();
        }
+
+       if(dbgui) {
+               glUseProgram(0);
+
+               imtk_begin();
+               imtk_layout_start(10, 20);
+               imtk_layout_spacing(10);
+
+               imtk_layout_dir(IMTK_HORIZONTAL);
+
+               imtk_label("offset:", IMTK_AUTO, IMTK_AUTO);
+               vgn_offset = imtk_slider(IMUID, vgn_offset, 0.0, 1.5, IMTK_AUTO, IMTK_AUTO);
+               imtk_layout_newline();
+
+               imtk_label("sharpness:", IMTK_AUTO, IMTK_AUTO);
+               vgn_sharp = imtk_slider(IMUID, vgn_sharp, 0, 10, IMTK_AUTO, IMTK_AUTO);
+               imtk_layout_newline();
+               imtk_end();
+       }
 }
 
 static void mbutton(int bn, int st, int x, int y)
@@ -117,6 +140,11 @@ static void mbutton(int bn, int st, int x, int y)
        mouse_y = y;
 
        switch(bn) {
+       case 0:
+               if(imtk_layout_contains(x, y)) {
+                       imtk_inp_mouse(bn, st);
+               }
+               break;
        case 3:
                dbg_alpha += 0.1;
                if(dbg_alpha > 1.0) dbg_alpha = 1.0;
@@ -136,6 +164,11 @@ static void mmotion(int x, int y)
 
        if(!(dx | dy)) return;
 
+       if(imtk_layout_contains(x, y)) {
+               imtk_inp_motion(x, y);
+               return;
+       }
+
        if(bnstate[0]) {
                cam_theta += dx * 0.5;
                cam_phi += dy * 0.5;