scummvm/graphics/tinygl/clear.cpp

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#include "graphics/tinygl/zgl.h"
namespace TinyGL {
void glopClearColor(GLContext *c, GLParam *p) {
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c->clear_color.v[0] = p[1].f;
c->clear_color.v[1] = p[2].f;
c->clear_color.v[2] = p[3].f;
c->clear_color.v[3] = p[4].f;
}
void glopClearDepth(GLContext *c, GLParam *p) {
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c->clear_depth = p[1].f;
}
void glopClear(GLContext *c, GLParam *p) {
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int mask = p[1].i;
int z = 0;
int r = (int)(c->clear_color.v[0] * 65535);
int g = (int)(c->clear_color.v[1] * 65535);
int b = (int)(c->clear_color.v[2] * 65535);
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// TODO : correct value of Z
ZB_clear(c->zb, mask & TGL_DEPTH_BUFFER_BIT, z, mask & TGL_COLOR_BUFFER_BIT, r, g, b);
}
} // end of namespace TinyGL