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authorMatthias Schiffer <mschiffer@universe-factory.net>2019-12-24 13:53:16 +0100
committerMatthias Schiffer <mschiffer@universe-factory.net>2019-12-24 13:53:16 +0100
commit3c51a1994f41b625823c4f15e92396b5498ce23c (patch)
tree7a96310ec32df82ac87039ea555300bcab510a5e /src/renderer/view/renderer/shaders.ts
parent33926af829848050c54c698ed22da9fe2b912aea (diff)
downloadrpgedit-3c51a1994f41b625823c4f15e92396b5498ce23c.tar
rpgedit-3c51a1994f41b625823c4f15e92396b5498ce23c.zip
Move renderer into "runtime" subdirectory
Diffstat (limited to 'src/renderer/view/renderer/shaders.ts')
-rw-r--r--src/renderer/view/renderer/shaders.ts79
1 files changed, 0 insertions, 79 deletions
diff --git a/src/renderer/view/renderer/shaders.ts b/src/renderer/view/renderer/shaders.ts
deleted file mode 100644
index 8fd1fda..0000000
--- a/src/renderer/view/renderer/shaders.ts
+++ /dev/null
@@ -1,79 +0,0 @@
-import fragmentShaderSrc from './shaders/default.fs';
-import vertexShaderSrc from './shaders/default.vs';
-
-export class Shaders {
- public readonly viewportLoc: WebGLUniformLocation;
- public readonly translateLoc: WebGLUniformLocation;
-
- public readonly vertexPosLoc: number;
- public readonly textureCoordLoc: number;
- public readonly samplerLoc: WebGLUniformLocation;
-
- constructor(private readonly gl: WebGLRenderingContext) {
- const shaderProgram = this.gl.createProgram();
- if (!shaderProgram)
- throw new Error('Unable to create shader program');
-
- const vertexShader = this.compileShader(this.gl.VERTEX_SHADER, vertexShaderSrc);
- const fragmentShader = this.compileShader(this.gl.FRAGMENT_SHADER, fragmentShaderSrc);
-
- this.gl.attachShader(shaderProgram, vertexShader);
- this.gl.attachShader(shaderProgram, fragmentShader);
-
- this.gl.linkProgram(shaderProgram);
- if (!this.gl.getProgramParameter(shaderProgram, this.gl.LINK_STATUS)) {
- const err = this.gl.getProgramInfoLog(shaderProgram);
-
- this.gl.deleteShader(vertexShader);
- this.gl.deleteShader(fragmentShader);
- this.gl.deleteProgram(shaderProgram);
-
- throw new Error('Unable to link shader: ' + err);
- }
-
- this.gl.useProgram(shaderProgram);
-
- this.vertexPosLoc = this.getAttribLocation(shaderProgram, 'aVertexPos');
- this.gl.enableVertexAttribArray(this.vertexPosLoc);
-
- this.textureCoordLoc = this.getAttribLocation(shaderProgram, 'aTextureCoord');
- this.gl.enableVertexAttribArray(this.textureCoordLoc);
-
- this.viewportLoc = this.getUniformLocation(shaderProgram, 'uViewport');
- this.translateLoc = this.getUniformLocation(shaderProgram, 'uTranslate');
- this.samplerLoc = this.getUniformLocation(shaderProgram, 'uSampler');
- }
-
- private compileShader(type: number, src: string): WebGLShader {
- const shader = this.gl.createShader(type);
- if (!shader)
- throw new Error('Unable to create shader');
-
- this.gl.shaderSource(shader, src);
- this.gl.compileShader(shader);
-
- if (!this.gl.getShaderParameter(shader, this.gl.COMPILE_STATUS)) {
- const err = this.gl.getShaderInfoLog(shader);
- this.gl.deleteShader(shader);
- throw new Error('Unable to compile shader: ' + err);
- }
-
- return shader;
- }
-
- private getAttribLocation(program: WebGLProgram, name: string): number {
- const ret = this.gl.getAttribLocation(program, name);
- if (ret < 0)
- throw new Error("unable to get location of attribute '" + name + "'");
-
- return ret;
- }
-
- private getUniformLocation(program: WebGLProgram, name: string): WebGLUniformLocation {
- const ret = this.gl.getUniformLocation(program, name);
- if (!ret)
- throw new Error("unable to get location of uniform '" + name + "'");
-
- return ret;
- }
-}