Fix alpha for src_rgba and src_rgbx
@@ -63,7 +63,8 @@ const GLchar tex_fragment_src_rgba[] =
"uniform float alpha;\n"
"\n"
"void main() {\n"
-" gl_FragColor = alpha * texture2D(tex, v_texcoord);\n"
+" gl_FragColor.rgb = texture2D(tex, v_texcoord).rgb;\n"
+" gl_FragColor.a = alpha * texture2D(tex, v_texcoord).a;\n"
"}\n";
const GLchar tex_fragment_src_rgbx[] =
@@ -73,7 +74,7 @@ const GLchar tex_fragment_src_rgbx[] =
"uniform float alpha;\n"
"\n"
"void main() {\n"
-" gl_FragColor.rgb = alpha * texture2D(tex, v_texcoord).rgb;\n"
+" gl_FragColor.rgb = texture2D(tex, v_texcoord).rgb;\n"
" gl_FragColor.a = alpha;\n"
"}\n";
