export declare const MAIN_VERTEX_SHADER_WEBGL2 = "#version 300 es\n  in vec2 a_position;\n  in vec4 a_color;\n\n  uniform mat3 u_matrix;\n\n  out vec4 v_color;\n\n  void main() {\n    vec3 position = u_matrix * vec3(a_position, 1.0);\n    gl_Position = vec4(position.xy, 0.0, 1.0);\n    v_color = a_color;\n  }\n";
export declare const MAIN_VERTEX_SHADER_WEBGL1 = "\n  attribute vec2 a_position;\n  attribute vec4 a_color;\n\n  uniform mat3 u_matrix;\n\n  varying vec4 v_color;\n\n  void main() {\n    vec3 position = u_matrix * vec3(a_position, 1.0);\n    gl_Position = vec4(position.xy, 0.0, 1.0);\n    v_color = a_color;\n  }\n";
export declare const MAIN_FRAGMENT_SHADER_WEBGL2 = "#version 300 es\n  precision mediump float;\n\n  in vec4 v_color;\n  out vec4 fragColor;\n\n  void main() {\n    fragColor = v_color;\n  }\n";
export declare const MAIN_FRAGMENT_SHADER_WEBGL1 = "\n  precision mediump float;\n\n  varying vec4 v_color;\n\n  void main() {\n    gl_FragColor = v_color;\n  }\n";
export declare const TEXT_VERTEX_SHADER_WEBGL2 = "#version 300 es\n  in vec2 a_position;\n  in vec2 a_texCoord;\n  in vec4 a_color;\n\n  uniform mat3 u_matrix;\n\n  out vec2 v_texCoord;\n  out vec4 v_color;\n\n  void main() {\n    vec3 position = u_matrix * vec3(a_position, 1.0);\n    gl_Position = vec4(position.xy, 0.0, 1.0);\n    v_texCoord = a_texCoord;\n    v_color = a_color;\n  }\n";
export declare const TEXT_VERTEX_SHADER_WEBGL1 = "\n  attribute vec2 a_position;\n  attribute vec2 a_texCoord;\n  attribute vec4 a_color;\n\n  uniform mat3 u_matrix;\n\n  varying vec2 v_texCoord;\n  varying vec4 v_color;\n\n  void main() {\n    vec3 position = u_matrix * vec3(a_position, 1.0);\n    gl_Position = vec4(position.xy, 0.0, 1.0);\n    v_texCoord = a_texCoord;\n    v_color = a_color;\n  }\n";
export declare const TEXT_FRAGMENT_SHADER_WEBGL2 = "#version 300 es\n  precision highp float;\n\n  in vec2 v_texCoord;\n  in vec4 v_color;\n\n  uniform sampler2D u_texture;\n\n  out vec4 fragColor;\n\n  void main() {\n    vec4 texColor = texture(u_texture, v_texCoord);\n    // Apply alpha test for crisper edges\n    if (texColor.a < 0.5) discard;\n    fragColor = texColor * v_color;\n  }\n";
export declare const TEXT_FRAGMENT_SHADER_WEBGL1 = "\n  precision highp float;\n\n  varying vec2 v_texCoord;\n  varying vec4 v_color;\n\n  uniform sampler2D u_texture;\n\n  void main() {\n    vec4 texColor = texture2D(u_texture, v_texCoord);\n    // Apply alpha test for crisper edges\n    if (texColor.a < 0.5) discard;\n    gl_FragColor = texColor * v_color;\n  }\n";
export declare function getMainShaders(isWebGL2: boolean): {
    vertex: string;
    fragment: string;
};
export declare function getTextShaders(isWebGL2: boolean): {
    vertex: string;
    fragment: string;
};
//# sourceMappingURL=shaders.d.ts.map