C++ (Cpp) NV50TCL_CLEAR_COLOR Beispiele

Beispiel #1

Datei: nv50_clear.c Projekt: 1065672644894730302/Chromium

void
nv50_clear(struct pipe_context *pipe, unsigned buffers,
	   const float *rgba, double depth, unsigned stencil)
{
	struct nv50_context *nv50 = nv50_context(pipe);
	struct nouveau_channel *chan = nv50->screen->base.channel;
	struct nouveau_grobj *tesla = nv50->screen->tesla;
	struct pipe_framebuffer_state *fb = &nv50->framebuffer;
	unsigned mode = 0, i;
	const unsigned dirty = nv50->dirty;

	/* don't need NEW_BLEND, NV50TCL_COLOR_MASK doesn't affect CLEAR_BUFFERS */
	nv50->dirty &= NV50_NEW_FRAMEBUFFER | NV50_NEW_SCISSOR;
	if (!nv50_state_validate(nv50, 64))
		return;

	if (buffers & PIPE_CLEAR_COLOR && fb->nr_cbufs) {
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_COLOR(0), 4);
		OUT_RING  (chan, fui(rgba[0]));
		OUT_RING  (chan, fui(rgba[1]));
		OUT_RING  (chan, fui(rgba[2]));
		OUT_RING  (chan, fui(rgba[3]));
		mode |= 0x3c;
	}

	if (buffers & PIPE_CLEAR_DEPTH) {
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_DEPTH, 1);
		OUT_RING  (chan, fui(depth));
		mode |= NV50TCL_CLEAR_BUFFERS_Z;
	}
	if (buffers & PIPE_CLEAR_STENCIL) {
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_STENCIL, 1);
		OUT_RING  (chan, stencil & 0xff);
		mode |= NV50TCL_CLEAR_BUFFERS_S;
	}

	BEGIN_RING(chan, tesla, NV50TCL_CLEAR_BUFFERS, 1);
	OUT_RING  (chan, mode);

	for (i = 1; i < fb->nr_cbufs; i++) {
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_BUFFERS, 1);
		OUT_RING  (chan, (i << 6) | 0x3c);
	}
	nv50->dirty = dirty;
}

Beispiel #2

Datei: nv50_clear.c Projekt: toastpp/toastpp

void
nv50_clear(struct pipe_context *pipe, unsigned buffers,
	   const float *rgba, double depth, unsigned stencil)
{
	struct nv50_context *nv50 = nv50_context(pipe);
	struct nouveau_channel *chan = nv50->screen->nvws->channel;
	struct nouveau_grobj *tesla = nv50->screen->tesla;
	struct pipe_framebuffer_state *fb = &nv50->framebuffer;
	unsigned mode = 0, i;

	if (!nv50_state_validate(nv50))
		return;

	if (buffers & PIPE_CLEAR_COLOR && fb->nr_cbufs) {
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_COLOR(0), 4);
		OUT_RING  (chan, fui(rgba[0]));
		OUT_RING  (chan, fui(rgba[1]));
		OUT_RING  (chan, fui(rgba[2]));
		OUT_RING  (chan, fui(rgba[3]));
		mode |= 0x3c;
	}

	if (buffers & PIPE_CLEAR_DEPTHSTENCIL) {
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_DEPTH, 1);
		OUT_RING  (chan, fui(depth));
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_STENCIL, 1);
		OUT_RING  (chan, stencil & 0xff);

		mode |= 0x03;
	}

	BEGIN_RING(chan, tesla, NV50TCL_CLEAR_BUFFERS, 1);
	OUT_RING  (chan, mode);

	for (i = 1; i < fb->nr_cbufs; i++) {
		BEGIN_RING(chan, tesla, NV50TCL_CLEAR_BUFFERS, 1);
		OUT_RING  (chan, (i << 6) | 0x3c);
	}
}