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save 75% of font memory

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tobid7
2026-09-03 09:36:41 +02:00
parent 2801b876e6
commit b29e298d55
2 changed files with 17 additions and 11 deletions
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backends/source/gfx_opengl3.cpp
+13 -3
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@@ -80,7 +80,7 @@ void GfxOpenGL3::BindTexture(TextureID id) {
glUniform1i(pLocTex, 0);
GLint fmt = 0;
glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &fmt);
glUniform1i(pLocAlfa, fmt == GL_ALPHA);
glUniform1i(pLocAlfa, fmt == GL_R8);
}
void GfxOpenGL3::SysReset() {
@@ -104,13 +104,23 @@ Li::Texture GfxOpenGL3::LoadTexture(const std::vector<PD::u8>& pixels, int w,
// Set base format (Always using RGBA as base)
GLenum fmt = GL_RGBA;
GLenum ifmt = GL_RGBA8;
if (type == TextureFormat::RGB24) {
ifmt = GL_RGB8;
fmt = GL_RGB;
} else if (type == TextureFormat::A8) {
fmt = GL_ALPHA;
ifmt = GL_R8;
fmt = GL_RED;
}
glTexImage2D(GL_TEXTURE_2D, 0, fmt, w, h, 0, fmt, GL_UNSIGNED_BYTE,
glTexImage2D(GL_TEXTURE_2D, 0, ifmt, w, h, 0, fmt, GL_UNSIGNED_BYTE,
pixels.data());
if (type == TextureFormat::A8) {
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_A, GL_RED);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_ONE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_G, GL_ONE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_ONE);
}
if (filter == TextureFilter::Linear) {
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);