desmume/tools/ds_tests/matrixStack/source/main.cpp

105 lines
2.6 KiB
C++

/* Matrix Stack test
Copyright 2010 DeSmuME team
This file is part of DeSmuME
DeSmuME is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DeSmuME is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DeSmuME; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <nds.h>
#include <stdio.h>
GL_MATRIX_MODE_ENUM modes[4] = {GL_PROJECTION, GL_POSITION, GL_MODELVIEW, GL_TEXTURE};
char *modesTXT[4] = {"PROJECTION", "POSITION", "MODELVIEW", "TEXTURE"};
PrintConsole *scr = consoleDemoInit();
s32 POPstep = 0;
u32 mode = 0;
u32 POPs = 0, PUSHes = 0;
//---------------------------------------------------------------------------------
int main(void) {
//---------------------------------------------------------------------------------
int keys;
videoSetModeSub(MODE_0_2D);
videoSetMode(MODE_0_3D);
vramSetBankA(VRAM_A_MAIN_BG);
vramSetBankC(VRAM_C_SUB_BG);
consoleInit(scr, 3, BgType_Text4bpp, BgSize_T_256x256, 31, 0, false, true);
glInit();
glMatrixMode(GL_PROJECTION);
glFlush(0);
POPstep=0;
mode = 0;
POPs = 0;
PUSHes = 0;
while(1) {
scanKeys();
keys = keysDown();
if(keys & KEY_A)
{
glPushMatrix();
PUSHes++;
}
if(keys & KEY_B)
{
glPopMatrix(POPstep);
POPs++;
}
if(keys & KEY_X)
{
mode++;
if (mode > 3) mode = 0;
glMatrixMode(modes[mode]);
}
if(keys & KEY_UP)
{
if (POPstep < 31) POPstep += 1;
}
if(keys & KEY_DOWN)
{
if (POPstep > -30) POPstep -= 1;
}
consoleClear();
iprintf("Matrix mode = %i:%s\n", mode, modesTXT[mode]);
iprintf("\n");
iprintf("GFX STATUS = 0x%08X\n", GFX_STATUS);
iprintf("\t - Pos&Vec level = %i\n", (GFX_STATUS>>8)&0x1F);
iprintf("\t - Proj. level = %i\n", (GFX_STATUS>>13)&0x01);
iprintf("\t - Error %s\n", (GFX_STATUS>>15)&0x01?"YES":"no");
iprintf("\n");
iprintf("POP step = %i\n", POPstep);
iprintf("POP count = %i\n", POPs);
iprintf("PUSH count = %i\n", PUSHes);
iprintf("\n");
iprintf("A\t - PUSH\n");
iprintf("B\t - POP\n");
iprintf("UP\t- POP increment step\n");
iprintf("DOWN - POP decrement step\n");
iprintf("X\t - Change mode\n");
swiWaitForVBlank();
}
return 0;
}