@tolokoban/tgd
Version:
ToloGameDev library for WebGL2
43 lines • 1.4 kB
TypeScript
import { TgdCodeBloc } from "../shader/code";
import { TgdPainterStateOptions, WebglAttributeType, WebglUniformType } from "..";
import { TgdProgram } from "../program";
export declare abstract class TgdMaterial {
attPosition: string;
attNormal: string;
attUV: string;
/**
* Example:
* ```
* {
* varNormal: "vec3",
* varUV: "vec2"
* }
* ```
*/
readonly varyings: {
[name: string]: WebglAttributeType;
};
readonly uniforms: {
[name: string]: WebglUniformType;
};
/**
* The code of a `vec4 applyMaterial()` function.
*/
abstract readonly fragmentShaderCode: TgdCodeBloc;
/**
* The code of a `void applyMaterial(position, normal, uv)` function.
*/
abstract readonly vertexShaderCode: TgdCodeBloc;
/**
* Body of the function `vec4 getPosition(vec4 pos)` of the vertex shader.
*
* By default, this body is `return pos;`.
* Yo can use this code to apply any transformation on the vertex position
* before convertion to screen space.
*/
vertexShaderCodeForGetPosition?: TgdCodeBloc;
abstract setUniforms(program: TgdProgram, time: number, delay: number): void;
protected readonly state: Partial<TgdPainterStateOptions>;
applyState(gl: WebGL2RenderingContext, action: () => void): void;
}
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