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renderer/gles2: Compute texture coordinates based off of vertex positions

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This commit is contained in:
Alexander Orzechowski 2023-05-23 02:16:29 -04:00
parent 45b2a8eee2
commit b1d26ed47b
3 changed files with 15 additions and 20 deletions
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7
render/gles2/shaders/common.vert
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@ -1,9 +1,10 @@
uniform mat3 proj;
uniform mat3 tex_proj;
attribute vec2 pos;
attribute vec2 texcoord;
varying vec2 v_texcoord;
void main() {
gl_Position = vec4(vec3(pos, 1.0) * proj, 1.0);
v_texcoord = texcoord;
vec3 pos3 = vec3(pos, 1.0);
gl_Position = vec4(pos3 * proj, 1.0);
v_texcoord = (pos3 * tex_proj).xy;
}