tinygl: add some double functions, add bcc32 example

libimg: small optimize

git-svn-id: svn://kolibrios.org@8408 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/bcc32/examples/tinygl_1/tinygl_1.cpp

@@ -0,0 +1,92 @@
+#include <kolibri.h>
+#include <kos_heap.h>
+#include <load_lib.h>
+#include <l_tinygl.h>
+
+using namespace Kolibri;
+
+const char header[] = "Test tinygl library, [<-] and [->] - rotate";
+char library_path[2048];
+
+namespace Kolibri{
+	char CurrentDirectoryPath[2048];
+}
+
+TinyGLContext ctx1;
+float angle_z = 0.0, delt_size = 3.0;
+
+void draw_3d()
+{
+	glClear(GL_COLOR_BUFFER_BIT + GL_DEPTH_BUFFER_BIT); //очистим буфер цвета и глубины
+
+	glPushMatrix();
+	glRotatef(angle_z,0.0,0.0,1.0);
+
+	glColor3f(1.0, 0.0, 0.0);
+	glBegin(GL_TRIANGLES);
+	glColor3f(0.0, 0.0, 1.0);
+	glVertex3f(0.0,   0.5,   0.1);
+	glVertex3f(0.475, 0.823, 0.1);
+	glVertex3f(0.433, 0.25,  0.1);
+
+	glColor3f(0.0, 1.0, 0.0);
+	glVertex3f(0.5,   0.0,   0.1);
+	glVertex3f(0.823,-0.475, 0.1);
+	glVertex3f(0.25, -0.433, 0.1);
+
+	glColor3f(1.0, 0.0, 0.0);
+	glVertex3f(0.0,  -0.5,   0.1);
+	glVertex3f(-0.475,-0.823,0.1);
+	glVertex3f(-0.433,-0.25, 0.1);
+
+	glVertex3f(-0.5,   0.0,   0.1);
+	glColor3f(1.0, 1.0, 0.0);
+	glVertex3f(-0.823, 0.475, 0.1);
+	glColor3f(1.0, 1.0, 1.0);
+	glVertex3f(-0.25,  0.433, 0.1);
+	glEnd();
+
+	glPopMatrix();
+}
+
+bool KolibriOnStart(TStartData &kos_start, TThreadData /*th*/)
+{
+	kos_start.Left = 10;
+	kos_start.Top = 40;
+	kos_start.Width = 330;
+	kos_start.Height = 275;
+	kos_start.WinData.WindowColor = 0xd0d0d0;
+	kos_start.WinData.WindowType = 0x33; // 0x34 - fixed, 0x33 - not fixed
+	kos_start.WinData.Title = header;
+	if(LoadLibrary("tinygl.obj", library_path, "/sys/lib/tinygl.obj", &import_tinygl))
+	{
+		kosglMakeCurrent(0,0,kos_start.Width,kos_start.Height,&ctx1);
+		glEnable(GL_DEPTH_TEST);
+		glClearColor(0.2,0.0,0.2,0.0);
+		draw_3d();
+		return true;
+	} 
+	else return false;
+}
+
+void KolibriOnPaint(void)
+{
+	kosglSwapBuffers();
+}
+
+void KolibriOnKeyPress(TThreadData /*th*/)
+{
+	long key = GetKey();
+	switch(key){
+	case 176: //Left
+		angle_z+=delt_size;
+		draw_3d();
+		kosglSwapBuffers();
+		break;
+	case 179: //Right
+		angle_z-=delt_size;
+		draw_3d();
+		kosglSwapBuffers();
+		//break;
+	};
+}