diff options
Diffstat (limited to 'blockgame/camera.js')
-rw-r--r-- | blockgame/camera.js | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/blockgame/camera.js b/blockgame/camera.js deleted file mode 100644 index f696441..0000000 --- a/blockgame/camera.js +++ /dev/null @@ -1,42 +0,0 @@ -export class Camera { - constructor(gl) { - const fieldOfView = 45 * Math.PI / 180; // in radians - const aspect = gl.canvas.clientWidth / gl.canvas.clientHeight; - const zNear = 0.1; - const zFar = 100.0; - const projectionMatrix = mat4.create(); - - // note: glmatrix.js always has the first argument - // as the destination to receive the result. - mat4.perspective(projectionMatrix, - fieldOfView, - aspect, - zNear, - zFar); - - // Set the drawing position to the "identity" point, which is - // the center of the scene. - const modelViewMatrix = mat4.create(); - - // Now move the drawing position a bit to where we want to - // start drawing the square. - - mat4.translate(modelViewMatrix, // destination matrix - modelViewMatrix, // matrix to translate - [-0.0, 0.0, -6.0]); // amount to translate - - this.mvmatrix = modelViewMatrix; - this.pmatrix = projectionMatrix; - } - - use(gl, shader) { - gl.uniformMatrix4fv( - shader.uniforms.projectionMatrix, - false, - this.pmatrix); - gl.uniformMatrix4fv( - shader.uniforms.modelViewMatrix, - false, - this.mvmatrix); - } -} |