import { ShaderProgram } from './shaderProgram.js';
import { VertexArray, VertexBuffer } from './resources.js';
export declare const SPRITE_VERTEX_SHADER = "#version 300 es\nprecision highp float;\n\nlayout(location = 0) in vec2 a_position;\nlayout(location = 1) in vec2 a_texCoord;\n\nuniform mat4 u_projection;\n\nout vec2 v_texCoord;\n\nvoid main() {\n  v_texCoord = a_texCoord;\n  gl_Position = u_projection * vec4(a_position, 0.0, 1.0);\n}";
export declare const SPRITE_FRAGMENT_SHADER = "#version 300 es\nprecision highp float;\n\nin vec2 v_texCoord;\n\nuniform sampler2D u_diffuseMap;\nuniform vec4 u_tint;\n\nout vec4 o_color;\n\nvoid main() {\n  o_color = texture(u_diffuseMap, v_texCoord) * u_tint;\n}";
import { Texture2D } from './resources.js';
export declare class SpriteRenderer {
    readonly gl: WebGL2RenderingContext;
    readonly program: ShaderProgram;
    readonly vao: VertexArray;
    readonly vbo: VertexBuffer;
    readonly whiteTexture: Texture2D;
    private readonly uniformProjection;
    private readonly uniformDiffuse;
    private readonly uniformTint;
    constructor(gl: WebGL2RenderingContext);
    get shaderSize(): number;
    begin(projection: Float32List): void;
    draw(x: number, y: number, width: number, height: number, u1?: number, v1?: number, u2?: number, v2?: number, tint?: readonly [number, number, number, number]): void;
    drawRect(x: number, y: number, width: number, height: number, color: readonly [number, number, number, number]): void;
}
//# sourceMappingURL=sprite.d.ts.map