View xor.vert.frag
| #version 430 | |
| #extension GL_ARB_separate_shader_objects : enable | |
| const vec2 vdata[] = vec2[] ( | |
| vec2(1.0, 1.0), | |
| vec2(1.0, 0.0), | |
| vec2(0.0, 1.0), | |
| vec2(0.0, 0.0)); | |
| void main() |
hikiko
/ dump_ppm.c
Created Apr 7, 2020
the code I use to dump ppm because I always forget those P6, P3 etc :p
View dump_ppm.c
| { | |
| unsigned char pix[160 * 160 * 4]; | |
| FILE *fp; | |
| int i; | |
| glBindTexture(GL_TEXTURE_2D, gl_tex); | |
| glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, pix); | |
| if ((fp = fopen("/tmp/foo.ppm", "wb"))) { | |
| //fprintf(fp, "P6\n160 160\n255\n"); |
hikiko
/ . iso_env.sh
Last active Jun 3, 2020
script to create an "isolated" environment in my igalia/install dir where I've installed mesa, the vulkan loader, layers, tools etc (run as . iso_env.sh)
View . iso_env.sh
| #!/bin/bash | |
| PS1="[isolated] $PS1" | |
| export PATH=$PATH:/home/eleni/igalia/install/bin | |
| export LD_LIBRARY_PATH=/home/eleni/igalia/install/lib:/home/eleni/igalia/install/lib/x86_64-linux-gnu | |
| export LD_RUN_PATH=/home/eleni/igalia/install/lib:/home/eleni/igalia/install/lib/x86_64-linux-gnu | |
| export XDG_DATA_DIRS=$XDG_DATA_DIRS:/home/eleni/igalia/install/share | |
| export LIBGL_DRIVERS_PATH=/home/eleni/igalia/install/lib/x86_64-linux-gnu/dri/ | |
| export MESA_DEBUG=1 | |
| #intel specific |
hikiko
/ . build_mesa.sh
Last active Mar 25, 2020
a quick script to build mesa (need to modify the meson params for special builds)
View . build_mesa.sh
| #!/bin/bash | |
| PS1="[isolated] $PS1" | |
| export VK_ICD_FILENAMES=$HOME/igalia/install/share/vulkan/icd.d/intel_icd.x86_64.json | |
| #export VK_ICD_FILENAMES=$HOME/igalia/install/share/vulkan/icd.d/radeon_icd.x86_64.json | |
| export PATH=$PATH:$HOME/igalia/install/bin | |
| export LD_LIBRARY_PATH=$HOME/igalia/install/lib | |
| export LD_RUN_PATH=$HOME/igalia/install/lib | |
| export XDG_DATA_DIRS=$XDG_DATA_DIRS:$HOME/igalia/install/share |
View palshow.asm
| bits 16 | |
| ; DOS loads COM programs at offset 100h (256) of the program segment | |
| ; therefore we need to let the assembler know, that everything should | |
| ; start from address 100h | |
| org 100h | |
| ; video bios (10h) call 00h: set video mode | |
| ; ah: 00h, al: video mode number | |
| mov ax, 13h ; mode 13h (320x200 8bpp) | |
| int 10h |
View palset.asm
| ; vi:filetype=nasm: | |
| bits 16 | |
| ; DOS loads COM programs at offset 100h (256) of the program segment | |
| ; therefore we need to let the assembler know, that everything should | |
| ; start from address 100h | |
| org 100h | |
| ; video bios (10h) call 00h: set video mode | |
| ; ah: 00h, al: video mode number | |
| mov ax, 13h ; mode 13h (320x200 8bpp) |
View Makefile
| test.com: test.asm | |
| %.com: %.asm | |
| nasm -o $@ -f bin $< | |
| .PHONY: clean | |
| clean: | |
| rm -f test.com |
View main.rs
| extern crate sdl2; | |
| extern crate gl; | |
| extern crate image; | |
| use sdl2::video::GLProfile; | |
| use gl::types::*; | |
| use image::GenericImageView; | |
| static WIN_W : u32 = 800; | |
| static WIN_H : u32 = 800; |
View helloworld.asm
| ;32bit x86 code | |
| [bits 32] | |
| [section .text] | |
| global _start | |
| _start: | |
| ;linux specific | |
| ;interrupt 80hex for system calls |
View nasm Makefile
| obj = helloworld.o | |
| bin = helloworld | |
| $(bin): $(obj) | |
| ld -m elf_i386 -o $@ $(obj) | |
| %.o: %.asm | |
| nasm -o $@ -f elf32 $< | |
| .PHONY: clean |
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