Exemplo n.º 1
0
void
nv20_emit_tex_gen(GLcontext *ctx, int emit)
{
	const int i = emit - NOUVEAU_STATE_TEX_GEN0;
	struct nouveau_context *nctx = to_nouveau_context(ctx);
	struct nouveau_channel *chan = context_chan(ctx);
	struct nouveau_grobj *kelvin = context_eng3d(ctx);
	struct gl_texture_unit *unit = &ctx->Texture.Unit[i];
	int j;

	for (j = 0; j < 4; j++) {
		if (nctx->fallback == HWTNL && (unit->TexGenEnabled & 1 << j)) {
			struct gl_texgen *coord = get_texgen_coord(unit, j);
			float *k = get_texgen_coeff(coord);

			if (k) {
				BEGIN_RING(chan, kelvin, TX_GEN_COEFF(i, j), 4);
				OUT_RINGp(chan, k, 4);
			}

			BEGIN_RING(chan, kelvin, TX_GEN_MODE(i, j), 1);
			OUT_RING(chan, nvgl_texgen_mode(coord->Mode));

		} else {
			BEGIN_RING(chan, kelvin, TX_GEN_MODE(i, j), 1);
			OUT_RING(chan, 0);
		}
	}
}
Exemplo n.º 2
0
void
nv20_emit_tex_gen(struct gl_context *ctx, int emit)
{
	const int i = emit - NOUVEAU_STATE_TEX_GEN0;
	struct nouveau_context *nctx = to_nouveau_context(ctx);
	struct nouveau_pushbuf *push = context_push(ctx);
	struct gl_texture_unit *unit = &ctx->Texture.Unit[i];
	int j;

	for (j = 0; j < 4; j++) {
		if (nctx->fallback == HWTNL && (unit->TexGenEnabled & 1 << j)) {
			struct gl_texgen *coord = get_texgen_coord(unit, j);
			float *k = get_texgen_coeff(coord);

			if (k) {
				BEGIN_NV04(push, NV20_3D(TEX_GEN_COEFF(i, j)), 4);
				PUSH_DATAp(push, k, 4);
			}

			BEGIN_NV04(push, NV20_3D(TEX_GEN_MODE(i, j)), 1);
			PUSH_DATA (push, nvgl_texgen_mode(coord->Mode));

		} else {
			BEGIN_NV04(push, NV20_3D(TEX_GEN_MODE(i, j)), 1);
			PUSH_DATA (push, 0);
		}
	}
}