vrshoot
annotate src/scr_debug.cc @ 0:b2f14e535253
initial commit
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Sat, 01 Feb 2014 19:58:19 +0200 |
| parents | |
| children |
| rev | line source |
|---|---|
| nuclear@0 | 1 #include <assert.h> |
| nuclear@0 | 2 #include "scr_debug.h" |
| nuclear@0 | 3 #include "opengl.h" |
| nuclear@0 | 4 #include "unistate.h" |
| nuclear@0 | 5 #include "sdrman.h" |
| nuclear@0 | 6 #include "game.h" |
| nuclear@0 | 7 #include "drawtext/drawtext.h" |
| nuclear@0 | 8 #include "datapath.h" |
| nuclear@0 | 9 #include "logger.h" |
| nuclear@0 | 10 #include "timer.h" |
| nuclear@0 | 11 #include "scr_game.h" |
| nuclear@0 | 12 #include "gfxutil.h" |
| nuclear@0 | 13 |
| nuclear@0 | 14 static ShaderProg *sdr, *color_sdr; |
| nuclear@0 | 15 static struct dtx_font *font; |
| nuclear@0 | 16 |
| nuclear@0 | 17 const char *DebugScreen::get_name() const |
| nuclear@0 | 18 { |
| nuclear@0 | 19 return "DebugScreen"; |
| nuclear@0 | 20 } |
| nuclear@0 | 21 |
| nuclear@0 | 22 #define FONT_FILENAME "consolas.ttf" |
| nuclear@0 | 23 #define FONT_SIZE 20 |
| nuclear@0 | 24 |
| nuclear@0 | 25 bool DebugScreen::init() |
| nuclear@0 | 26 { |
| nuclear@0 | 27 if(!(sdr = get_sdrprog("font.v.glsl", "font.p.glsl"))) { |
| nuclear@0 | 28 return false; |
| nuclear@0 | 29 } |
| nuclear@0 | 30 int vattr = sdr->get_attrib_location("attr_vertex"); |
| nuclear@0 | 31 int tcattr = sdr->get_attrib_location("attr_texcoord"); |
| nuclear@0 | 32 assert(vattr != -1 && tcattr != -1); |
| nuclear@0 | 33 |
| nuclear@0 | 34 dtx_vertex_attribs(vattr, tcattr); |
| nuclear@0 | 35 |
| nuclear@0 | 36 if(!(font = dtx_open_font(datafile_path(FONT_FILENAME).c_str(), FONT_SIZE))) { |
| nuclear@0 | 37 return false; |
| nuclear@0 | 38 } |
| nuclear@0 | 39 |
| nuclear@0 | 40 if(!(color_sdr = get_sdrprog("color.v.glsl", "color.p.glsl"))) { |
| nuclear@0 | 41 return false; |
| nuclear@0 | 42 } |
| nuclear@0 | 43 return true; |
| nuclear@0 | 44 } |
| nuclear@0 | 45 |
| nuclear@0 | 46 void DebugScreen::cleanup() |
| nuclear@0 | 47 { |
| nuclear@0 | 48 delete sdr; |
| nuclear@0 | 49 dtx_close_font(font); |
| nuclear@0 | 50 } |
| nuclear@0 | 51 |
| nuclear@0 | 52 void DebugScreen::display() const |
| nuclear@0 | 53 { |
| nuclear@0 | 54 OverlayScreen::display(); // this will draw the previous screen |
| nuclear@0 | 55 |
| nuclear@0 | 56 static unsigned long frame; |
| nuclear@0 | 57 static unsigned long prev_tm; |
| nuclear@0 | 58 unsigned long tm = get_time_msec(); |
| nuclear@0 | 59 static char fps_text[64]; |
| nuclear@0 | 60 |
| nuclear@0 | 61 frame++; |
| nuclear@0 | 62 unsigned long interval = tm - prev_tm; |
| nuclear@0 | 63 if(interval >= 1000) { |
| nuclear@0 | 64 float fps = (float)frame / ((float)interval / 1000.0f); |
| nuclear@0 | 65 sprintf(fps_text, "fps: %.1f", fps); |
| nuclear@0 | 66 |
| nuclear@0 | 67 frame = 0; |
| nuclear@0 | 68 prev_tm = tm; |
| nuclear@0 | 69 } |
| nuclear@0 | 70 |
| nuclear@0 | 71 Matrix4x4 mat; |
| nuclear@0 | 72 mat.set_translation(Vector3(5, get_screen_height() - 20, 0)); |
| nuclear@0 | 73 set_world_matrix(mat); |
| nuclear@0 | 74 |
| nuclear@0 | 75 set_unistate("st_color", Vector4(1, 1, 0, 1)); |
| nuclear@0 | 76 |
| nuclear@0 | 77 sdr->bind(); |
| nuclear@0 | 78 |
| nuclear@0 | 79 dtx_use_font(font, FONT_SIZE); |
| nuclear@0 | 80 dtx_string(fps_text); |
| nuclear@0 | 81 dtx_flush(); |
| nuclear@0 | 82 } |