istereo2: 900651a2f401 src/ui.cc

istereo2

view src/ui.cc @ 30:900651a2f401

foo

author	John Tsiombikas <nuclear@member.fsf.org>
date	Thu, 08 Oct 2015 06:54:18 +0300
parents	2b85d05df3f2
children	33ba8618972c

line source

1 #include <stdio.h>

2 #include "ui.h"

3 #include "goatkit/goatkit.h"

4 #include "opengl.h"

5 #include "sanegl.h"

6 #include "sdr.h"

8 using namespace goatkit;

10 extern "C" void ad_banner_show(void);

11 extern "C" void ad_banner_hide(void);

12 extern "C" void use_retina_res(int enable);

13 extern "C" int using_retina_res(void);

14 extern "C" int have_retina(void);

16 static void done_bn_handler(Widget *w, const Event &ev, void *cls);

17 static void stereo_cbox_handler(Widget *w, const Event &ev, void *cls);

18 static void bump_cbox_handler(Widget *w, const Event &ev, void *cls);

19 static void split_slider_handler(Widget *w, const Event &ev, void *cls);

20 #ifdef IPHONE

21 static void retina_cbox_handler(Widget *w, const Event &ev, void *cls);

22 #endif

24 extern int stereo;

25 extern int show_opt;

26 extern int use_bump;

27 extern float split;

29 static Screen scr;

30 static float aspect;

31 static int width, height;

32 static int virt_width, virt_height;

33 static Slider *slider_split;

34 static Label *label_split;

36 extern unsigned int prog_color, prog_ui;

38 int ui_init(void)

39 {

40 float ypos = 280;

41 float vsep = 75;

42 float vsz = 36;

44 CheckBox *cbox;

46 #ifdef IPHONE

47 if(have_retina()) {

48 cbox = new CheckBox;

49 cbox->set_position(300, ypos + vsep);

50 cbox->set_size(300, vsz);

51 cbox->set_text("Retina quality rendering");

52 if(using_retina_res()) {

53 cbox->check();

54 } else {

55 cbox->uncheck();

56 }

57 cbox->set_callback(EV_CHANGE, retina_cbox_handler);

58 scr.add_widget(cbox);

59 }

60 #endif

62 cbox = new CheckBox;

63 cbox->set_position(300, ypos);

64 cbox->set_size(300, vsz);

65 cbox->set_text("Stereoscopic rendering");

66 cbox->set_callback(EV_CHANGE, stereo_cbox_handler);

67 scr.add_widget(cbox);

68 ypos -= vsep;

70 label_split = new Label;

71 label_split->set_position(70, ypos);

72 label_split->set_size(20, vsz);

73 label_split->set_text("Stereo split");

74 if(!stereo) label_split->deactivate();

75 scr.add_widget(label_split);

77 slider_split = new Slider;

78 slider_split->set_position(200, ypos);

79 slider_split->set_size(400, vsz);

80 slider_split->set_continuous_change(true);

81 slider_split->set_range(0, 1.0);

82 slider_split->set_value(split);

83 slider_split->set_callback(EV_CHANGE, split_slider_handler);

84 if(!stereo) slider_split->deactivate();

85 scr.add_widget(slider_split);

86 ypos -= vsep;

88 cbox = new CheckBox;

89 cbox->set_position(300, ypos);

90 cbox->set_size(300, vsz);

91 cbox->set_text("Bump mapping");

92 cbox->set_callback(EV_CHANGE, bump_cbox_handler);

93 scr.add_widget(cbox);

94 ypos -= vsep;

96 ypos -= vsep * 0.25;

97 Button *button = new Button;

98 button->set_position(450, ypos);

99 button->set_size(150, vsz);

100 button->set_text("Ok");

101 button->set_callback(EV_CLICK, done_bn_handler);

102 scr.add_widget(button);

103 ypos -= vsep;

104

105 scr.set_visibility_transition(400);

106

107 if(!(theme = get_theme("istereo"))) {

108 return -1;

109 }

110

111 return 0;

112 }

113

114 void ui_shutdown(void)

115 {

116 }

117

118 void ui_show()

119 {

120 scr.show();

121 ad_banner_show();

122 }

123

124 void ui_hide()

125 {

126 scr.hide();

127 ad_banner_hide();

128 }

129

130 int ui_visible()

131 {

132 return scr.get_visibility() > 0.01;

133 }

134

135 void ui_reshape(int x, int y)

136 {

137 width = x;

138 height = y;

139 aspect = (float)width / (float)height;

140

141 virt_width = 500.0 * aspect;

142 virt_height = 500.0;

143 }

144

145 void ui_draw(void)

146 {

147 bind_program(prog_ui);

148

149 gl_matrix_mode(GL_PROJECTION);

150 gl_push_matrix();

151 gl_load_identity();

152 gl_ortho(0, virt_width, 0, virt_height, -1, 1);

153 gl_matrix_mode(GL_MODELVIEW);

154 gl_push_matrix();

155 gl_load_identity();

156

157 glDisable(GL_CULL_FACE);

158 glDisable(GL_DEPTH_TEST);

159 glEnable(GL_BLEND);

160 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

161

162 set_uniform_float4(prog_ui, "ucolor", 0, 0, 0, 0.5 * scr.get_visibility());

163

164 gl_begin(GL_QUADS);

165 //gl_color4f(0, 0, 0, 0.5);

166 gl_vertex3f(0, 0, 0);

167 gl_vertex3f(0, virt_height, 0);

168 gl_vertex3f(virt_width, virt_height, 0);

169 gl_vertex3f(virt_width, 0, 0);

170 gl_end();

171

172 scr.draw();

173

174 glDisable(GL_BLEND);

175 glEnable(GL_CULL_FACE);

176 glEnable(GL_DEPTH_TEST);

177

178

179 gl_matrix_mode(GL_PROJECTION);

180 gl_pop_matrix();

181 gl_matrix_mode(GL_MODELVIEW);

182 gl_pop_matrix();

183 }

184

185 void ui_button(int bn, int press, int x, int y)

186 {

187 float normx = virt_width * (float)x / (float)width;

188 float normy = virt_height - virt_height * (float)y / (float)height;

189

190 scr.sysev_mouse_button(bn, press != 0, normx, normy);

191 }

192

193 void ui_motion(int x, int y)

194 {

195 float normx = virt_width * (float)x / (float)width;

196 float normy = virt_height - virt_height * (float)y / (float)height;

197

198 scr.sysev_mouse_motion(normx, normy);

199 }

200

201

202 static void done_bn_handler(Widget *w, const Event &ev, void *cls)

203 {

204 show_opt = 0;

205 ui_hide();

206 }

207

208 static void stereo_cbox_handler(Widget *w, const Event &ev, void *cls)

209 {

210 stereo = ((CheckBox*)w)->is_checked() ? 1 : 0;

211

212 if(stereo) {

213 slider_split->activate();

214 label_split->activate();

215 } else {

216 slider_split->deactivate();

217 label_split->deactivate();

218 }

219 }

220

221 static void bump_cbox_handler(Widget *w, const Event &ev, void *cls)

222 {

223 use_bump = ((CheckBox*)w)->is_checked() ? 1 : 0;

224 }

225

226 static void split_slider_handler(Widget *w, const Event &ev, void *cls)

227 {

228 split = ((Slider*)w)->get_value();

229 }

230

231 #ifdef IPHONE

232 static void retina_cbox_handler(Widget *w, const Event &ev, void *cls)

233 {

234 use_retina_res(((CheckBox*)w)->is_checked() ? 1 : 0);

235 }

236 #endif

237