guishaders.hpp

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#ifndef __GUISHADERS__
#define __GUISHADERS__


namespace Tucano
{

namespace GUI
{


const string gui_fragment_code = "\n"
        "#version 430\n"
        "in vec4 color;\n"
        "in vec4 texcoords;\n"
        "out vec4 out_Color;\n"
        "uniform sampler2D shapetex;\n"
        "void main(void)\n"
        "{\n"
        "   vec4 tex = texture(shapetex, texcoords.xy).xyzw;\n"
        "   if (tex.w == 0.0)\n"
        "       discard;\n"
        "   out_Color = tex*color;\n"
        "}\n";

const string gui_vertex_code = "\n"
        "#version 430\n"
        "in vec4 in_Position;\n"
        "in vec4 in_TexCoords;\n"
        "out vec4 color;\n"
        "out vec4 texcoords;\n"
        "uniform mat4 modelMatrix;\n"
        "uniform mat4 viewMatrix;\n"
        "uniform mat4 projectionMatrix;\n"
        "uniform vec4 in_Color;\n"
        "void main(void)\n"
        "{\n"
        "   vec4 v = projectionMatrix * viewMatrix * modelMatrix * in_Position;\n"
        "   gl_Position = v;\n"
        "   texcoords = in_TexCoords;\n"
        "   texcoords.y = 1.0 - texcoords.y;\n"
        "   color = in_Color;\n"
        "}\n";

}
}
#endif