Files
voxel-game/assets/shaders/gui_image.vert
2026-05-13 05:40:31 +02:00

33 lines
834 B
GLSL

#version 460
#extension GL_EXT_nonuniform_qualifier : require
#extension GL_EXT_scalar_block_layout : require
#extension GL_EXT_shader_16bit_storage : require
out Varyings {
layout(location = 0) flat uint instance;
layout(location = 1) vec2 texCoord;
} var;
#include "includes/gui_image_common.glsl"
const vec2 VERTICES[4] = vec2[](
vec2(0, 1),
vec2(1, 1),
vec2(0, 0),
vec2(1, 0)
);
#define IMAGE _Images[gl_InstanceIndex]
#define VERTEX VERTICES[gl_VertexIndex]
void main() {
vec2 positionSSPX = VERTEX * IMAGE.sizePX + IMAGE.positionSSPX;
vec4 positionCS = vec4(_Global.matrixSSPXtoCS * vec3(positionSSPX, 1.0), 0.0, 1.0);
vec2 texCoord = VERTEX * (IMAGE.uvMax - IMAGE.uvMin) + IMAGE.uvMin;
gl_Position = positionCS;
var.instance = gl_InstanceIndex;
var.texCoord = texCoord;
}