restructured some files

2015-08-27 16:45:54 +02:00
parent c99e045e8d
commit fca3327ae2
44 changed files with 22 additions and 238 deletions
--- a/tools/ps2/mesh.cpp
+++ b/tools/ps2/mesh.cpp
@ -0,0 +1,135 @@
+#include <kernel.h>
+#include <stdio.h>
+#include "ps2.h"
+#include "gs.h"
+#include "gif.h"
+
+#include "math.h"
+#include "mesh.h"
+
+//Mesh testmesh =
+//	#include "test.msh"
+//
+//Mesh playermesh =
+//	#include "player.msh"
+
+GIF_DECLARE_PACKET(meshGifBuf, 256)
+
+void meshDump(Mesh *m)
+{
+//	int i;
+
+	printf("primitive: %d\n"
+	       "attribs: %d\n"
+	       "vertexCount: %d\n", m->primitive, m->attribs, m->vertexCount);
+	printf("vertices:\n");
+
+/*
+	for (i = 0; i < m->vertexCount; i++) {
+		printf("%f %f %f\n", m->vertices[i][0],
+		                     m->vertices[i][1],
+		                     m->vertices[i][2]);
+	}
+*/
+}
+
+void meshDraw(Mesh *m)
+{
+	struct GsState *g = gsCurState;
+	int i, j;
+	Vector4f vf;
+	Vector4f n;
+	Vector4f lightdir = {1.0f, 1.0f, 1.0f };
+	float intens;
+	uint32   vi[3];
+	uint8    c[4];
+	int blockCount;
+	int vertexCount;
+	int blockVertCount;
+	int vertexOffset;
+	uint64 regs, numRegs;
+	uint64 prim;
+	int ind;
+
+	vec3fNormalize(lightdir);
+
+	if (m->attribs & MESHATTR_INDEXED)
+		vertexCount = m->indexCount;
+	else
+		vertexCount = m->vertexCount;
+	blockCount = vertexCount/39 + ((vertexCount%39) ? 1 : 0);
+
+	regs = 0x5;	// XYZ
+	numRegs = 1;
+	if (m->attribs & MESHATTR_COLORS || m->attribs & MESHATTR_NORMALS) {
+		regs = (regs << 4) | 0x1;	// RGBAQ
+		numRegs++;
+	}
+	// TODO: texcoords and normals
+
+	prim = MAKE_GS_PRIM(m->primitive,IIP_GOURAUD,0,0,0,0,0,0,0);
+
+	vertexOffset = 0;
+	for (i = 0; i < blockCount; i++) {
+		blockVertCount = 39;
+		if (i == blockCount-1) {
+			blockVertCount = vertexCount % 39;
+			if (blockVertCount == 0)
+				blockVertCount = 39;
+		}
+
+		if (m->primitive == PRIM_TRI_STRIP && vertexOffset > 0) {
+			vertexOffset -= 2;
+			blockVertCount += 2;
+		}
+
+		GIF_BEGIN_PACKET(meshGifBuf);
+		GIF_TAG(meshGifBuf,blockVertCount,1,1,prim,0,numRegs,regs);
+		for (j = 0; j < blockVertCount; j++) {
+			if (m->attribs & MESHATTR_INDEXED)
+				ind = m->indices[j + vertexOffset];
+			else
+				ind = j + vertexOffset;
+			vec4fCopy(vf, m->vertices[ind]);
+			vf[3] = 1.0f;
+
+			matMultVec(mathModelViewMat, vf);
+			matMultVec(mathProjectionMat, vf);
+			vf[0] /= vf[3];
+			vf[1] /= vf[3];
+			vf[2] /= vf[3];
+
+			gsNormalizedToScreen(vf, vi);
+
+			vi[0] = ((vi[0]*16) + g->xoff) & 0xFFFF;
+			vi[1] = ((vi[1]*16) + g->yoff) & 0xFFFF;
+
+			if (m->attribs & MESHATTR_COLORS) {
+				c[0] = m->colors[ind][0];
+				c[1] = m->colors[ind][1];
+				c[2] = m->colors[ind][2];
+				c[3] = m->colors[ind][3];
+
+				GIF_DATA_RGBAQ(meshGifBuf,c[0],c[1],c[2],c[3]);
+			} else if (m->attribs & MESHATTR_NORMALS) {
+				vec4fCopy(n, m->normals[ind]);
+
+				matMultVec(mathNormalMat, n);
+				vec3fNormalize(n);
+				intens = vec3fDot(n, lightdir);
+				intens = intens > 0.0f ? intens : 0.0f;
+
+				c[0] = intens * 255.0f;
+				c[1] = intens * 0.0f;
+				c[2] = intens * 255.0f;
+				c[3] = 128.0f;
+
+				GIF_DATA_RGBAQ(meshGifBuf,c[0],c[1],c[2],c[3]);
+			}
+			GIF_DATA_XYZ2(meshGifBuf,vi[0],vi[1],vi[2],0);
+		}
+
+		GIF_SEND_PACKET(meshGifBuf);
+		vertexOffset += blockVertCount;
+	}
+}