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graphics: Bug fix: Need to specify default precisions (#390)

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This commit is contained in:
Hajime Hoshi 2017-07-24 21:56:40 +09:00
parent 3bfb5054af
commit 85d39699d3
1 changed files with 8 additions and 0 deletions
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8
internal/graphics/shader.go
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@ -38,6 +38,10 @@ func shader(id shaderId) string {
var shaders = map[shaderId]string{
shaderVertexModelview: `
#ifdef GL_ES
precision highp float;
#endif
uniform highp mat4 projection_matrix;
attribute highp vec2 vertex;
attribute highp vec2 tex_coord;
@ -57,6 +61,10 @@ void main(void) {
}
`,
shaderFragmentTexture: `
#ifdef GL_ES
precision mediump float;
#endif
uniform lowp sampler2D texture;
uniform lowp mat4 color_matrix;
uniform lowp vec4 color_matrix_translation;