X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=laserbrain_demo;a=blobdiff_plain;f=src%2Fapp.cc;h=096bf4e3cd0e87478776bbed2c4717bf6e564840;hp=d3b565763cdafb0b23015ebd1a239a9421aaf7fa;hb=3aacec4aee795e703e8eb9d6852ca47a3be065ee;hpb=c5c29f4044110dd153ee5ca3b018c812d518a053

diff --git a/src/app.cc b/src/app.cc
index d3b5657..096bf4e 100644
--- a/src/app.cc
+++ b/src/app.cc
@@ -12,6 +12,7 @@
 #include "datamap.h"
 #include "ui.h"
 #include "opt.h"
+#include "post.h"
 
 #define NEAR_CLIP	5.0
 #define FAR_CLIP	10000.0
@@ -21,6 +22,7 @@ static void draw_scene();
 long time_msec;
 int win_width, win_height;
 float win_aspect;
+bool fb_srgb;
 bool opt_gear_wireframe;
 
 static float cam_dist = 0.0;
@@ -41,7 +43,7 @@ static bool keystate[256];
 static Mat4 view_matrix, mouse_view_matrix, proj_matrix;
 static TextureSet texman;
 static Scene *scn;
-static unsigned int sdr;
+static unsigned int sdr, sdr_post_gamma;
 
 static long prev_msec;
 
@@ -69,7 +71,12 @@ bool app_init(int argc, char **argv)
 		goatvr_recenter();
 	}
 
+	int srgb_capable;
+	glGetIntegerv(GL_FRAMEBUFFER_SRGB_CAPABLE_EXT, &srgb_capable);
+	printf("Framebuffer %s sRGB-capable\n", srgb_capable ? "is" : "is not");
+	fb_srgb = srgb_capable != 0;
 	glEnable(GL_FRAMEBUFFER_SRGB);
+
 	glEnable(GL_MULTISAMPLE);
 	glEnable(GL_DEPTH_TEST);
 	glEnable(GL_CULL_FACE);
@@ -105,6 +112,10 @@ bool app_init(int argc, char **argv)
 	set_uniform_int(sdr, "texmap", 0);
 	set_uniform_int(sdr, "lightmap", 1);
 
+	if(!fb_srgb) {
+		sdr_post_gamma = create_program_load("sdr/post_gamma.v.glsl", "sdr/post_gamma.p.glsl");
+	}
+
 	glUseProgram(0);
 
 	if(opt.vr || opt.fullscreen) {
@@ -266,6 +277,10 @@ void app_display()
 
 		draw_scene();
 
+		if(!fb_srgb && sdr_post_gamma) {
+			slow_post(sdr_post_gamma);
+			glUseProgram(0);
+		}
 		app_swap_buffers();
 	}
 	assert(glGetError() == GL_NO_ERROR);
@@ -344,6 +359,13 @@ void app_keyboard(int key, bool pressed)
 			}
 			break;
 
+		case 'p':
+			if(mod & MOD_CTRL) {
+				fb_srgb = !fb_srgb;
+				show_message("gamma correction for non-sRGB framebuffers: %s\n", fb_srgb ? "off" : "on");
+			}
+			break;
+
 		case '=':
 			walk_speed *= 1.25;
 			show_message("walk speed: %g", walk_speed);
@@ -370,8 +392,9 @@ void app_mouse_button(int bn, bool pressed, int x, int y)
 
 static inline void mouse_look(int dx, int dy)
 {
-	cam_theta += dx * 0.5;
-	cam_phi += dy * 0.5;
+	float scrsz = (float)win_height;
+	cam_theta += dx * 512.0 / scrsz;
+	cam_phi += dy * 512.0 / scrsz;
 
 	if(cam_phi < -90) cam_phi = -90;
 	if(cam_phi > 90) cam_phi = 90;