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path: root/src/gallium/drivers/nvfx/nvfx_state_viewport.c
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#include "nvfx_context.h"

void
nvfx_state_viewport_validate(struct nvfx_context *nvfx)
{
	struct nouveau_channel *chan = nvfx->screen->base.channel;
	struct pipe_viewport_state *vpt = &nvfx->viewport;

	WAIT_RING(chan, 11);
	if(nvfx->render_mode == HW) {
		OUT_RING(chan, RING_3D(NV34TCL_VIEWPORT_TRANSLATE_X, 8));
		OUT_RINGf(chan, vpt->translate[0]);
		OUT_RINGf(chan, vpt->translate[1]);
		OUT_RINGf(chan, vpt->translate[2]);
		OUT_RINGf(chan, vpt->translate[3]);
		OUT_RINGf(chan, vpt->scale[0]);
		OUT_RINGf(chan, vpt->scale[1]);
		OUT_RINGf(chan, vpt->scale[2]);
		OUT_RINGf(chan, vpt->scale[3]);
		OUT_RING(chan, RING_3D(0x1d78, 1));
		OUT_RING(chan, 1);
	} else {
		OUT_RING(chan, RING_3D(NV34TCL_VIEWPORT_TRANSLATE_X, 8));
		OUT_RINGf(chan, 0.0f);
		OUT_RINGf(chan, 0.0f);
		OUT_RINGf(chan, 0.0f);
		OUT_RINGf(chan, 0.0f);
		OUT_RINGf(chan, 1.0f);
		OUT_RINGf(chan, 1.0f);
		OUT_RINGf(chan, 1.0f);
		OUT_RINGf(chan, 1.0f);
		OUT_RING(chan, RING_3D(0x1d78, 1));
		OUT_RING(chan, nvfx->is_nv4x ? 0x110 : 1);
	}
}