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realmonster / test.cpp
Created Aug 14, 2020
DirectDraw small test of API
View test.cpp
#include <cstdio>
#include <windows.h>
#include <ddraw.h>
char * GetErr(HRESULT r)
switch(r) {
case DD_OK: return "DD_OK";
realmonster /
Created Jul 24, 2018
Aero the Acro-Bat 2 (GEN) map converter into png
# Aero the Acro-Bat 2 (GEN) map converter into png
# for python 2.x
# by
# 24.07.2018
from PIL import Image, ImageDraw, ImageFont
from struct import *
import sys
import math
View crt-royale-pal-r57shell.cgp
# Shader passes need to know details about the image in the mask_texture LUT
# files, so set the following constants in user-cgp-constants.h accordingly:
# 1.) mask_triads_per_tile = (number of horizontal triads in mask texture LUT's)
# 2.) mask_texture_small_size = (texture size of mask*texture_small LUT's)
# 3.) mask_texture_large_size = (texture size of mask*texture_large LUT's)
# 4.) mask_grille_avg_color = (avg. brightness of mask_grille_texture* LUT's, in [0, 1])
# 5.) mask_slot_avg_color = (avg. brightness of mask_slot_texture* LUT's, in [0, 1])
# 6.) mask_shadow_avg_color = (avg. brightness of mask_shadow_texture* LUT's, in [0, 1])
# Shader passes also need to know certain scales set in this .cgp, but their
realmonster /
Last active Apr 13, 2018
NES NTSC composite signal simulation for RetroArch, algo by Bisqwit
// NES NTSC composite signal CRT simulation for RetroArch
// implementation of algorithm by Bisqwit
// shader by r57shell
// thanks to feos & HardWareMan
// also TV subpixels and scanlines
void main_vertex
float4 position : POSITION,
realmonster /
Last active Jul 8, 2019
NOT Ideal NTSC composite cable CRT simulation for RetroArch
// NOT Ideal NTSC composite cable CRT simulation for RetroArch <- fix of title.
// by r57shell
// thanks to feos & HardWareMan
// ideal in terms of ideal encoding/decoding,
// also, without any passbands.
// also TV subpixels and scanlines
void main_vertex
realmonster / 0001-short.patch
Created Oct 7, 2017
vasm make abs short optimization
View 0001-short.patch
From 0ff1b130dce84b48b65927bde7cd433ee4649228 Mon Sep 17 00:00:00 2001
From: realmonster <>
Date: Sat, 7 Oct 2017 18:40:49 +0500
Subject: [PATCH] short
cpu.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/cpu.c b/cpu.c
realmonster / rem320.cpp
Last active Jul 25, 2017
Get remainder by 320 for old CPU
View rem320.cpp
#include <cstdio>
typedef unsigned short u16;
unsigned char table[1<<10];
void prepare()
for (int i=0; i<(1<<10); ++i)
table[i] = ((i%5)<<5);
realmonster / .block
Last active May 3, 2017
Velocity vector approximation in integers for aiming
View .block
license: mit
realmonster / .block
Last active Oct 20, 2016
Moon trajectory visualization
View .block
license: mit
realmonster / joypads.s
Last active Jun 13, 2021
Sega Genesis Test ROM with reading of Team Player and 4Way on the fly.
View joypads.s
Any and all content presented in this sourcecode is
for informational and educational purposes.
You assume any and all responsibility for using this content responsibly.
It's extracted from game Street Racer, formatted, modified and commented by r57shell.
At the request of the original license holders
and developers this sourcecode will be removed.
Keywords for searching changes: was, modified, added.