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GLES2: Implement pixel snap 2D option

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This commit is contained in:
Rémi Verschelde 2018-10-02 15:53:24 +02:00
parent 9c93a401b9
commit ac2a4771d5
3 changed files with 6 additions and 2 deletions
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3
drivers/gles2/rasterizer_canvas_gles2.cpp
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@ -1185,7 +1185,6 @@ void RasterizerCanvasGLES2::initialize() {
_EIDX(1, 1), _EIDX(1, 2), _EIDX(2, 2),
_EIDX(2, 2), _EIDX(2, 1), _EIDX(1, 1)
};
;
#undef _EIDX
glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(elems), elems, GL_STATIC_DRAW);
@ -1200,6 +1199,8 @@ void RasterizerCanvasGLES2::initialize() {
state.canvas_shader.bind();
state.lens_shader.init();
state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_PIXEL_SNAP, GLOBAL_DEF("rendering/quality/2d/use_pixel_snap", false));
}
void RasterizerCanvasGLES2::finalize() {

4
drivers/gles2/shaders/canvas.glsl
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@ -96,6 +96,10 @@ VERTEX_SHADER_CODE
color_interp = color;
#ifdef USE_PIXEL_SNAP
outvec.xy = floor(outvec + 0.5).xy;
#endif
gl_Position = projection_matrix * outvec;
}

1
drivers/gles3/shaders/canvas.glsl
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@ -182,7 +182,6 @@ VERTEX_SHADER_CODE
color_interp = color;
#ifdef USE_PIXEL_SNAP
outvec.xy = floor(outvec + 0.5).xy;
#endif