From: rgaitan <rgaitan@rgaitan-desktop.(none)>
Date: Sun, 30 Aug 2009 00:12:25 +0000 (+0200)
Subject: estructura inicial de la demo
X-Git-Url: http://slack.codemaniacs.com/git/?a=commitdiff_plain;h=ba158dfd4a78194326ce133598d65d0e9118ff0b;p=fov120.git

estructura inicial de la demo
---

diff --git a/main.c b/main.c
index 74711c8..8752b84 100644
--- a/main.c
+++ b/main.c
@@ -9,8 +9,67 @@
 //#define sqrt(x) __builtin_sqrtf(x)
 //#define expf(x) __builtin_expf(x)
 
+#define SCREEN_WIDTH 1280
+#define SCREEN_HEIGHT 720 
+
 float current_t;
 
+#define renderTexture 1
+
+typedef struct 
+{
+	float s,t,aux1,aux2; // tex coords
+	float c1,c2,c3,c4; // color
+	float n1,n2,n3; // normal
+	float v1,v2,v3,aux3; // vertice
+} VertexInfo;
+
+#define MODEL_SIZE 1000000
+
+VertexInfo gurru1[MODEL_SIZE];
+VertexInfo gurru2[MODEL_SIZE];
+
+void initTextures()
+{
+	fn.glEnable(GL_TEXTURE_2D);
+}
+
+void initModels()
+{
+	// init gurrus
+	for(float u=0.0;u<10.0;u++) 
+	{
+		for(float v=0.0;v<10.0;v++)
+		{
+			// calc superquadric for gurru1
+			// calc superquadric for gurru2
+		}
+	}
+}
+
+void endRenderTexture() 
+{
+	fn.glBindTexture(renderTexture);
+	fn.glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
+}
+
+void drawScene() 
+{
+	if(current_t<10.0) 
+	{
+		fn.glRotatef(current_t,1.0,1.0,1.0);
+		fn.glInterleavedArrays(GL_T4F_C4F_N3F_V4F,0,gurru1);
+	}
+	else if(current_t>=10.0 && current_t<20.0) 
+	{	
+		fn.glInterleavedArrays(GL_T4F_C4F_N3F_V4F,0,gurru2);
+	}	
+}
+
+void drawPostProcess()
+{
+} 
+
 #ifdef DEBUG
 int main()
 #else
@@ -23,9 +82,12 @@ void __attribute__((externally_visible)) _start(void)
 	fn.SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO);
 	fn.SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1);
 	fn.SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL,1);
-	fn.SDL_SetVideoMode(1280,960,32,SDL_OPENGL);
+	fn.SDL_SetVideoMode(SCREEN_WIDTH,SCREEN_HEIGHT,32,SDL_OPENGL);
 	fn.SDL_ShowCursor(0);
 
+	initTextures();
+	initModels();
+
 	while(1)
 	{
 		current_t = fn.SDL_GetTicks()/1000.0f;
@@ -34,6 +96,9 @@ void __attribute__((externally_visible)) _start(void)
 			if (event.type == SDL_KEYDOWN)
 				goto end;
 		}
+		drawScene();
+		endRenderTexture();
+		drawPostProcess();
 		
 		fn.SDL_GL_SwapBuffers();
 	}