feat(system): expose Capabilities class in Main.

Added a method to check the maximum texture size in the same time.
iTowns · Jun 24, 2019 · e9de7b6 · e9de7b6
1 parent 9680f17
commit e9de7b6
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/src/Core/System/Capabilities.js b/src/Core/System/Capabilities.js
@@ -4,6 +4,7 @@ import SampleTestVS from 'Renderer/Shader/SampleTestVS.glsl';
 // default values
 let logDepthBufferSupported = false;
 let maxTexturesUnits = 8;
+let maxTextureSize = 4096;
 
 function _WebGLShader(renderer, type, string) {
     const gl = renderer.context;
@@ -30,9 +31,13 @@ export default {
     getMaxTextureUnitsCount() {
         return maxTexturesUnits;
     },
+    getMaxTextureSize() {
+        return maxTextureSize;
+    },
     updateCapabilities(renderer) {
         const gl = renderer.context;
         maxTexturesUnits = gl.getParameter(gl.MAX_TEXTURE_IMAGE_UNITS);
+        maxTextureSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
 
         const program = gl.createProgram();
         const glVertexShader = _WebGLShader(renderer, gl.VERTEX_SHADER, SampleTestVS);

diff --git a/src/Main.js b/src/Main.js
@@ -30,6 +30,7 @@ export { default as CameraUtils } from 'Utils/CameraUtils';
 export { default as OrientationUtils } from 'Utils/OrientationUtils';
 export { default as ShaderChunk } from 'Renderer/Shader/ShaderChunk';
 export { getMaxColorSamplerUnitsCount } from 'Renderer/LayeredMaterial';
+export { default as Capabilities } from 'Core/System/Capabilities';
 
 // Layers provided by default in iTowns
 // A custom layer should at least implements Layer