ps2sdk  1.1
A collection of Open Source libraries used for developing applications on Sony's PlayStation 2® (PS2).
Macros | Functions | Variables
main.c File Reference
#include <kernel.h>
#include <libgs.h>
+ Include dependency graph for main.c:

Go to the source code of this file.

Macros

#define SCREEN_WIDTH   640
 
#define SCREEN_HEIGHT   224
 
#define GIF_PACKET_MAX   4
 

Functions

static int InitGraphics (void)
 
static void SelectDisplayContext (int context_id)
 
static void ClearDrawingContext (int context_id)
 
static int DrawTriangles (GS_PACKET_TABLE *table, int context_index)
 
static void MovePoint (void)
 
int main (int argc, char *argv[])
 

Variables

static int ScreenOffsetX
 
static int ScreenOffsetY
 
static GS_DRAWENV draw_env [2]
 
static GS_DISPENV disp_env [2]
 
static GS_GIF_PACKET packets [2][GIF_PACKET_MAX]
 
static GS_PACKET_TABLE packet_table [2]
 
static int active_buffer =0
 
static int point_x =100
 
static int point_y =100
 
static int dir_x =0
 
static int dir_y =0
 

Macro Definition Documentation

◆ GIF_PACKET_MAX

#define GIF_PACKET_MAX   4

Definition at line 24 of file main.c.

◆ SCREEN_HEIGHT

#define SCREEN_HEIGHT   224

Definition at line 20 of file main.c.

◆ SCREEN_WIDTH

#define SCREEN_WIDTH   640

Definition at line 19 of file main.c.

Function Documentation

◆ ClearDrawingContext()

static void ClearDrawingContext ( int  context_id)
static

Definition at line 147 of file main.c.

148 {
149  if(context_id==0)
150  GsClearDrawEnv1(&draw_env[0]);
151  else
152  GsClearDrawEnv2(&draw_env[1]);
153 }
draw_env
static GS_DRAWENV draw_env[2]
Definition: main.c:26
GsClearDrawEnv2
void GsClearDrawEnv2(GS_DRAWENV *drawenv)
Definition: draw.c:219
GsClearDrawEnv1
void GsClearDrawEnv1(GS_DRAWENV *drawenv)
Definition: draw.c:182

References draw_env, GsClearDrawEnv1(), and GsClearDrawEnv2().

Referenced by main().

◆ DrawTriangles()

static int DrawTriangles ( GS_PACKET_TABLE *  table,
int  context_index 
)
static

Definition at line 158 of file main.c.

159 {
160  QWORD *p;
161 
162  /* For the GIF packets in this example, the EOP flags are set to 1.
163  Rightfully, it should only be set for only the final packet so that the GIF knows when it can safely switch paths,
164  but to keep things simple, it's set to 1 for every packet.
165 
166  The packets are all in the PACKED format. */
167 
168  // top left
169  //Use the uncached segment, to avoid needing to flush the data cache.
170  p = (QWORD*)(UNCACHED_SEG(GsGifPacketsAlloc(table, 6)));
171 
172  gs_setGIF_TAG(((GS_GIF_TAG *)&p[0]), 5,1,0,0,GS_GIF_PACKED,1,gif_rd_ad);
173  gs_setR_PRIM(((GS_R_PRIM *)&p[1]), GS_PRIM_TRI,0, 0, 0, 1, 0, 0, context_index, 0);
174  gs_setR_RGBAQ(((GS_R_RGBAQ *)&p[2]), 200, 100, 100, 0x80, 0.0f);
175  gs_setR_XYZ2(((GS_R_XYZ *)&p[3]), (ScreenOffsetX+0)<<4, (ScreenOffsetY+0)<<4, 0x00000000);
176  gs_setR_XYZ2(((GS_R_XYZ *)&p[4]), (ScreenOffsetX+200)<<4, (ScreenOffsetY+0)<<4, 0x00000000);
177  gs_setR_XYZ2(((GS_R_XYZ *)&p[5]), (ScreenOffsetX+point_x)<<4, (ScreenOffsetY+point_y)<<4, 0x00000000);
178 
179  //top right
180  //Use the uncached segment, to avoid needing to flush the data cache.
181  p = (QWORD*)(UNCACHED_SEG(GsGifPacketsAlloc(table, 6)));
182 
183  gs_setGIF_TAG(((GS_GIF_TAG *)&p[0]), 5,1,0,0,GS_GIF_PACKED,1,gif_rd_ad);
184  gs_setR_PRIM(((GS_R_PRIM *)&p[1]), GS_PRIM_TRI,0, 0, 0, 1, 0, 0, context_index, 0);
185  gs_setR_RGBAQ(((GS_R_RGBAQ *)&p[2]), 100, 200, 100, 0x80, 0.0f);
186  gs_setR_XYZ2(((GS_R_XYZ *)&p[3]), (ScreenOffsetX+SCREEN_WIDTH-200)<<4, (ScreenOffsetY+0)<<4, 0x00000000);
187  gs_setR_XYZ2(((GS_R_XYZ *)&p[4]), (ScreenOffsetX+SCREEN_WIDTH)<<4, (ScreenOffsetY+0)<<4, 0x00000000);
188  gs_setR_XYZ2(((GS_R_XYZ *)&p[5]), (ScreenOffsetX+point_x)<<4, (ScreenOffsetY+point_y)<<4, 0x00000000);
189 
190  //bottom right
191  //Use the uncached segment, to avoid needing to flush the data cache.
192  p = (QWORD*)(UNCACHED_SEG(GsGifPacketsAlloc(table, 6)));
193 
194  gs_setGIF_TAG(((GS_GIF_TAG *)&p[0]), 5,1,0,0,GS_GIF_PACKED,1,gif_rd_ad);
195  gs_setR_PRIM(((GS_R_PRIM *)&p[1]), GS_PRIM_TRI,0, 0, 0, 1, 0, 0, context_index, 0);
196  gs_setR_RGBAQ(((GS_R_RGBAQ *)&p[2]), 100, 100, 200, 0x80, 0.0f);
197  gs_setR_XYZ2(((GS_R_XYZ *)&p[3]), (ScreenOffsetX+SCREEN_WIDTH-200)<<4, (ScreenOffsetY+SCREEN_HEIGHT)<<4, 0x00000000);
198  gs_setR_XYZ2(((GS_R_XYZ *)&p[4]), (ScreenOffsetX+SCREEN_WIDTH)<<4, (ScreenOffsetY+SCREEN_HEIGHT)<<4, 0x00000000);
199  gs_setR_XYZ2(((GS_R_XYZ *)&p[5]), (ScreenOffsetX+point_x)<<4, (ScreenOffsetY+point_y)<<4, 0x00000000);
200 
201  //bottom left
202  //Use the uncached segment, to avoid needing to flush the data cache.
203  p = (QWORD*)(UNCACHED_SEG(GsGifPacketsAlloc(table, 6)));
204 
205  gs_setGIF_TAG(((GS_GIF_TAG *)&p[0]), 5,1,0,0,GS_GIF_PACKED,1,gif_rd_ad);
206  gs_setR_PRIM(((GS_R_PRIM *)&p[1]), GS_PRIM_TRI,0, 0, 0, 1, 0, 0, context_index, 0);
207  gs_setR_RGBAQ(((GS_R_RGBAQ *)&p[2]), 100, 200, 200, 0x80, 0.0f);
208  gs_setR_XYZ2(((GS_R_XYZ *)&p[3]), (ScreenOffsetX+0)<<4, (ScreenOffsetY+SCREEN_HEIGHT)<<4, 0x00000000);
209  gs_setR_XYZ2(((GS_R_XYZ *)&p[4]), (ScreenOffsetX+200)<<4, (ScreenOffsetY+SCREEN_HEIGHT)<<4, 0x00000000);
210  gs_setR_XYZ2(((GS_R_XYZ *)&p[5]), (ScreenOffsetX+point_x)<<4, (ScreenOffsetY+point_y)<<4, 0x00000000);
211 
212  return 0;
213 }
UNCACHED_SEG
#define UNCACHED_SEG(x)
Definition: kernel.h:35
SCREEN_WIDTH
#define SCREEN_WIDTH
Definition: main.c:19
SCREEN_HEIGHT
#define SCREEN_HEIGHT
Definition: main.c:20
point_y
static int point_y
Definition: main.c:155
ScreenOffsetY
static int ScreenOffsetY
Definition: main.c:22
ScreenOffsetX
static int ScreenOffsetX
Definition: main.c:22
point_x
static int point_x
Definition: main.c:155
GsGifPacketsAlloc
QWORD * GsGifPacketsAlloc(GS_PACKET_TABLE *table, u32 num_qwords)
Definition: packets.c:20
gs_setR_RGBAQ
#define gs_setR_RGBAQ(p, _r, _g, _b, _a, _q)
Definition: libgs.h:1631
gs_setR_XYZ2
#define gs_setR_XYZ2(p, _x, _y, _z)
Definition: libgs.h:1651
gs_setGIF_TAG
#define gs_setGIF_TAG(p, _nloop, _eop, _pre, _prim, _flg, _nreg, _reg)
Definition: libgs.h:1870
gif_rd_ad
#define gif_rd_ad
Definition: libgs.h:326
GS_GIF_PACKED
@ GS_GIF_PACKED
Definition: libgs.h:181
gs_setR_PRIM
#define gs_setR_PRIM(p, _prim_type, _iip, _tme, _fge, _abe, _aa1, _fst, _ctxt, _fix)
Definition: libgs.h:1627
GS_PRIM_TRI
@ GS_PRIM_TRI
Definition: libgs.h:70
GS_GIF_TAG
Definition: libgs.h:1859
GS_R_PRIM
Definition: libgs.h:940
GS_R_RGBAQ
Definition: libgs.h:945
GS_R_XYZ
Definition: libgs.h:965
QWORD
Definition: libgs.h:333

References gif_rd_ad, GS_GIF_PACKED, GS_PRIM_TRI, gs_setGIF_TAG, gs_setR_PRIM, gs_setR_RGBAQ, gs_setR_XYZ2, GsGifPacketsAlloc(), point_x, point_y, SCREEN_HEIGHT, SCREEN_WIDTH, ScreenOffsetX, ScreenOffsetY, and UNCACHED_SEG.

Referenced by main().

◆ InitGraphics()

static int InitGraphics ( void  )
static

Definition at line 87 of file main.c.

88 {
89  int env0_address, env1_address;
90 
91  GsResetGraph(GS_INIT_RESET, GS_INTERLACED, GS_MODE_NTSC, GS_FFMD_FRAME);
92 
93  //alloc 2 buffers in vram
94  env0_address = GsVramAllocFrameBuffer(SCREEN_WIDTH, SCREEN_HEIGHT, GS_PIXMODE_32);
95  env1_address = GsVramAllocFrameBuffer(SCREEN_WIDTH, SCREEN_HEIGHT, GS_PIXMODE_32);
96 
97  /*********SETUP CONTEX 1 ENVIRONMENT*************/
98  GsSetDefaultDrawEnv(&draw_env[0], GS_PIXMODE_32, SCREEN_WIDTH, SCREEN_HEIGHT);
99  //Retrieve screen offset parameters.
100  ScreenOffsetX=draw_env[0].offset_x;
101  ScreenOffsetY=draw_env[0].offset_y;
102  GsSetDefaultDrawEnvAddress(&draw_env[0], env0_address);
103 
104  GsSetDefaultDisplayEnv(&disp_env[0], GS_PIXMODE_32, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
105  GsSetDefaultDisplayEnvAddress(&disp_env[0], env1_address);
106 
107  /*********SETUP CONTEX 2 ENVIRONMENT*************/
108  GsSetDefaultDrawEnv(&draw_env[1], GS_PIXMODE_32, SCREEN_WIDTH, SCREEN_HEIGHT);
109  GsSetDefaultDrawEnvAddress(&draw_env[1], env1_address);
110 
111  GsSetDefaultDisplayEnv(&disp_env[1], GS_PIXMODE_32, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 0);
112  GsSetDefaultDisplayEnvAddress(&disp_env[1], env0_address);
113 
114  //execute draw/display environment(s) (contex 1)
115  GsPutDrawEnv1 (&draw_env[0]);
116  GsPutDisplayEnv1(&disp_env[0]);
117 
118  //execute draw/display environment(s) (contex 2)
119  GsPutDrawEnv2 (&draw_env[1]);
120  GsPutDisplayEnv2(&disp_env[1]);
121 
122  //set common primitive-drawing settings (Refer to documentation on PRMODE and PRMODECONT registers).
123  GsOverridePrimAttributes(GS_DISABLE, 0, 0, 0, 0, 0, 0, 0, 0);
124 
125  //set transparency settings for context 1 (Refer to documentation on TEST and TEXA registers).
126  GsEnableAlphaTransparency1(GS_ENABLE, GS_ALPHA_GEQUAL, 0x01, 0x00);
127  GsEnableAlphaBlending1(GS_ENABLE);
128 
129  //set transparency settings for context 2 (Refer to documentation on TEST and TEXA registers).
130  GsEnableAlphaTransparency2(GS_ENABLE, GS_ALPHA_GEQUAL, 0x01, 0x00);
131  GsEnableAlphaBlending2(GS_ENABLE);
132 
133  return 0;
134 }
disp_env
static GS_DISPENV disp_env[2]
Definition: main.c:27
GsSetDefaultDrawEnvAddress
void GsSetDefaultDrawEnvAddress(GS_DRAWENV *drawenv, u16 vram_addr)
Definition: draw.c:47
GS_ENABLE
#define GS_ENABLE
Definition: libgs.h:63
GsPutDisplayEnv1
void GsPutDisplayEnv1(GS_DISPENV *dispenv)
Definition: draw.c:201
GsEnableAlphaTransparency2
void GsEnableAlphaTransparency2(u16 enable, u16 method, u8 alpha_ref, u16 fail_method)
Definition: primitives.c:94
GS_MODE_NTSC
@ GS_MODE_NTSC
Definition: libgs.h:56
GsPutDisplayEnv2
void GsPutDisplayEnv2(GS_DISPENV *dispenv)
Definition: draw.c:238
GsEnableAlphaBlending2
void GsEnableAlphaBlending2(u16 enable)
Definition: primitives.c:160
GsEnableAlphaTransparency1
void GsEnableAlphaTransparency1(u16 enable, u16 method, u8 alpha_ref, u16 fail_method)
Definition: primitives.c:72
GS_FFMD_FRAME
#define GS_FFMD_FRAME
Definition: libgs.h:43
GsSetDefaultDisplayEnvAddress
void GsSetDefaultDisplayEnvAddress(GS_DISPENV *dispenv, u16 vram_addr)
Definition: draw.c:164
GS_DISABLE
#define GS_DISABLE
Definition: libgs.h:62
GsSetDefaultDisplayEnv
void GsSetDefaultDisplayEnv(GS_DISPENV *dispenv, u16 psm, u16 w, u16 h, u16 dx, u16 dy)
Definition: draw.c:74
GsPutDrawEnv2
void GsPutDrawEnv2(GS_DRAWENV *drawenv)
Definition: draw.c:207
GsOverridePrimAttributes
void GsOverridePrimAttributes(s8 override, s8 iip, s8 tme, s8 fge, s8 abe, s8 aa1, s8 fst, s8 ctxt, s8 fix)
Definition: primitives.c:23
GS_PIXMODE_32
#define GS_PIXMODE_32
Definition: libgs.h:77
GsSetDefaultDrawEnv
void GsSetDefaultDrawEnv(GS_DRAWENV *drawenv, u16 psm, u16 w, u16 h)
Definition: draw.c:23
GsEnableAlphaBlending1
void GsEnableAlphaBlending1(u16 enable)
Definition: primitives.c:137
GS_ALPHA_GEQUAL
@ GS_ALPHA_GEQUAL
Definition: libgs.h:111
GsVramAllocFrameBuffer
int GsVramAllocFrameBuffer(s16 w, s16 h, s16 psm)
Definition: texture.c:105
GsPutDrawEnv1
void GsPutDrawEnv1(GS_DRAWENV *drawenv)
Definition: draw.c:169
GS_INTERLACED
#define GS_INTERLACED
Definition: libgs.h:38
GsResetGraph
void GsResetGraph(short int mode, short int interlace, short int omode, short int ffmode)
GS_INIT_RESET
#define GS_INIT_RESET
Definition: libgs.h:33
GS_DRAWENV::offset_y
u16 offset_y
Definition: libgs.h:1944
GS_DRAWENV::offset_x
u16 offset_x
Definition: libgs.h:1942

References disp_env, draw_env, GS_ALPHA_GEQUAL, GS_DISABLE, GS_ENABLE, GS_FFMD_FRAME, GS_INIT_RESET, GS_INTERLACED, GS_MODE_NTSC, GS_PIXMODE_32, GsEnableAlphaBlending1(), GsEnableAlphaBlending2(), GsEnableAlphaTransparency1(), GsEnableAlphaTransparency2(), GsOverridePrimAttributes(), GsPutDisplayEnv1(), GsPutDisplayEnv2(), GsPutDrawEnv1(), GsPutDrawEnv2(), GsResetGraph(), GsSetDefaultDisplayEnv(), GsSetDefaultDisplayEnvAddress(), GsSetDefaultDrawEnv(), GsSetDefaultDrawEnvAddress(), GsVramAllocFrameBuffer(), GS_DRAWENV::offset_x, GS_DRAWENV::offset_y, SCREEN_HEIGHT, SCREEN_WIDTH, ScreenOffsetX, and ScreenOffsetY.

Referenced by main().

◆ main()

int main ( int  argc,
char *  argv[] 
)

Definition at line 40 of file main.c.

41 {
42  InitGraphics();
43 
44  packet_table[0].packet_count = GIF_PACKET_MAX;
45  packet_table[0].packets = &packets[0][0];
46 
47  packet_table[1].packet_count = GIF_PACKET_MAX;
48  packet_table[1].packets = &packets[1][0];
49 
50 /*
51  // change Background color
52 
53  draw_env[0].bg_color.b = 255;
54  draw_env[0].bg_color.r = 255;
55  draw_env[0].bg_color.g = 255;
56 
57  draw_env[1].bg_color.b = 255;
58  draw_env[1].bg_color.r = 255;
59  draw_env[1].bg_color.g = 255;
60 */
61 
62  while(1)
63  {
64  active_buffer = GsDbGetDrawBuffer();
65 
66  GsGifPacketsClear(&packet_table[active_buffer]); // clear the area that we are going to put the sprites/triangles/....
67 
68  MovePoint();
69  DrawTriangles(&packet_table[active_buffer], active_buffer); //add stuff to the packet area
70 
71  GsDrawSync(0); //wait for the previous buffer to finish drawing
72  GsVSync(0);
73 
74  //display the previous drawn buffer
75  SelectDisplayContext(GsDbGetDisplayBuffer()); //tell CRTC which context we want to see on our tv
76 
77  // clear the draw environment before we draw stuff on it
78  ClearDrawingContext(active_buffer);
79 
80  GsGifPacketsExecute(&packet_table[active_buffer], 0); // '0' we dont have to wait because we have 2 buffers (GsDrawSync(0) will do the wait)
81  GsDbSwapBuffer();
82  }
83 
84  return 0;
85 }
packet_table
static GS_PACKET_TABLE packet_table[2]
Definition: main.c:30
InitGraphics
static int InitGraphics(void)
Definition: main.c:87
GIF_PACKET_MAX
#define GIF_PACKET_MAX
Definition: main.c:24
active_buffer
static int active_buffer
Definition: main.c:38
packets
static GS_GIF_PACKET packets[2][GIF_PACKET_MAX]
Definition: main.c:29
ClearDrawingContext
static void ClearDrawingContext(int context_id)
Definition: main.c:147
DrawTriangles
static int DrawTriangles(GS_PACKET_TABLE *table, int context_index)
Definition: main.c:158
MovePoint
static void MovePoint(void)
Definition: main.c:215
SelectDisplayContext
static void SelectDisplayContext(int context_id)
Definition: main.c:136
GsDrawSync
void GsDrawSync(int mode)
Definition: sync.c:18
GsVSync
void GsVSync(int mode)
Definition: sync.c:50
GsGifPacketsExecute
int GsGifPacketsExecute(GS_PACKET_TABLE *table, u16 wait)
Definition: packets.c:76
GsDbSwapBuffer
void GsDbSwapBuffer(void)
Definition: DoubleBuff.c:30
GsGifPacketsClear
void GsGifPacketsClear(GS_PACKET_TABLE *table)
Definition: packets.c:70
GsDbGetDisplayBuffer
int GsDbGetDisplayBuffer(void)
Definition: DoubleBuff.c:25
GsDbGetDrawBuffer
int GsDbGetDrawBuffer(void)
Definition: DoubleBuff.c:20
GS_PACKET_TABLE::packet_count
u32 packet_count
Definition: libgs.h:2289
GS_PACKET_TABLE::packets
GS_GIF_PACKET * packets
Definition: libgs.h:2292

References active_buffer, ClearDrawingContext(), DrawTriangles(), GIF_PACKET_MAX, GsDbGetDisplayBuffer(), GsDbGetDrawBuffer(), GsDbSwapBuffer(), GsDrawSync(), GsGifPacketsClear(), GsGifPacketsExecute(), GsVSync(), InitGraphics(), MovePoint(), GS_PACKET_TABLE::packet_count, packet_table, GS_PACKET_TABLE::packets, packets, and SelectDisplayContext().

◆ MovePoint()

static void MovePoint ( void  )
static

Definition at line 215 of file main.c.

216 {
217  if(dir_x==0)point_x -= 6;
218  if(dir_x==1)point_x += 6;
219 
220  if(dir_y==0)point_y -= 8;
221  if(dir_y==1)point_y += 8;
222 
223  if(point_x >SCREEN_WIDTH)
224  {
225  point_x= SCREEN_WIDTH;
226  dir_x=0;
227  }
228 
229  if(point_x <0)
230  {
231  point_x= 0;
232  dir_x=1;
233  }
234 
235  if(point_y >SCREEN_HEIGHT)
236  {
237  point_y= SCREEN_HEIGHT;
238  dir_y=0;
239  }
240 
241  if(point_y <0)
242  {
243  point_y= 0;
244  dir_y=1;
245  }
246 }
dir_x
static int dir_x
Definition: main.c:156
dir_y
static int dir_y
Definition: main.c:156

References dir_x, dir_y, point_x, point_y, SCREEN_HEIGHT, and SCREEN_WIDTH.

Referenced by main().

◆ SelectDisplayContext()

static void SelectDisplayContext ( int  context_id)
static

Definition at line 136 of file main.c.

137 {
138  // the CRTC is used to select which contex we see on our TV/VGA/HDTV
139 
140  if(context_id==0)
141  GsSetCRTCSettings(CRTC_SETTINGS_DEFAULT1, 0x80);
142 
143  if(context_id==1)
144  GsSetCRTCSettings(CRTC_SETTINGS_DEFAULT2, 0x80);
145 }
GsSetCRTCSettings
void GsSetCRTCSettings(u64 settings, u8 alpha_value)
Definition: libgs.c:56
CRTC_SETTINGS_DEFAULT1
#define CRTC_SETTINGS_DEFAULT1
Definition: libgs.h:1884
CRTC_SETTINGS_DEFAULT2
#define CRTC_SETTINGS_DEFAULT2
Definition: libgs.h:1885

References CRTC_SETTINGS_DEFAULT1, CRTC_SETTINGS_DEFAULT2, and GsSetCRTCSettings().

Referenced by main().

Variable Documentation

◆ active_buffer

int active_buffer =0
static

Definition at line 38 of file main.c.

Referenced by main().

◆ dir_x

int dir_x =0
static

Definition at line 156 of file main.c.

Referenced by MovePoint().

◆ dir_y

int dir_y =0
static

Definition at line 156 of file main.c.

Referenced by MovePoint().

◆ disp_env

GS_DISPENV disp_env[2]
static

Definition at line 27 of file main.c.

Referenced by InitGraphics().

◆ draw_env

GS_DRAWENV draw_env[2]
static

Definition at line 26 of file main.c.

Referenced by ClearDrawingContext(), and InitGraphics().

◆ packet_table

GS_PACKET_TABLE packet_table[2]
static

Definition at line 30 of file main.c.

Referenced by main().

◆ packets

GS_GIF_PACKET packets[2][GIF_PACKET_MAX]
static

Definition at line 29 of file main.c.

Referenced by main(), render(), and run_demo().

◆ point_x

int point_x =100
static

Definition at line 155 of file main.c.

Referenced by DrawTriangles(), and MovePoint().

◆ point_y

int point_y =100
static

Definition at line 155 of file main.c.

Referenced by DrawTriangles(), and MovePoint().

◆ ScreenOffsetX

int ScreenOffsetX
static

Definition at line 22 of file main.c.

Referenced by DrawTriangles(), and InitGraphics().

◆ ScreenOffsetY

int ScreenOffsetY
static

Definition at line 22 of file main.c.

Referenced by DrawTriangles(), and InitGraphics().