add poly fun
This commit is contained in:
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49
Makefile
49
Makefile
@ -1,9 +1,9 @@
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#~ ## Hello world
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#~ TARGET = hello_world
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#~ TYPE = ps-exe
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TARGET = hello_world
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TYPE = ps-exe
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#~ SRCS = hello_world.c \
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#~ ../common/crt0/crt0.s \
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SRCS = hello_world.c \
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../common/crt0/crt0.s \
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## Hello tile
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#~ TARGET = hello_tile
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@ -12,12 +12,19 @@
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#~ SRCS = hello_tile.c \
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#~ ../common/crt0/crt0.s \
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#~ ## Hello tile
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TARGET = hello_pad
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TYPE = ps-exe
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#~ ## Hello pad
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#~ TARGET = hello_pad
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#~ TYPE = ps-exe
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SRCS = hello_pad.c \
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../common/crt0/crt0.s \
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#~ SRCS = hello_pad.c \
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#~ ../common/crt0/crt0.s \
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## Hello pad 2
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#~ TARGET = hello_2pads
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#~ TYPE = ps-exe
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#~ SRCS = hello_2pads.c \
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#~ ../common/crt0/crt0.s \
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#~ ## Hello poly
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#~ TARGET = hello_poly
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@ -26,6 +33,22 @@ SRCS = hello_pad.c \
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#~ SRCS = hello_poly.c \
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#~ ../common/crt0/crt0.s \
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#~ ## Hello textured
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#~ TARGET = hello_poly_ft
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#~ TYPE = ps-exe
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#~ SRCS = hello_poly_ft.c \
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#~ ../common/crt0/crt0.s \
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#~ TIM/bousai.tim \
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#~ ## Hello shaded
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#~ TARGET = hello_poly_gt
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#~ TYPE = ps-exe
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#~ SRCS = hello_poly_gt.c \
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#~ ../common/crt0/crt0.s \
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#~ TIM/bousai.tim \
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#~ ## Hello sprt
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#~ TARGET = hello_sprt
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#~ TYPE = ps-exe
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@ -53,6 +76,14 @@ SRCS = hello_pad.c \
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#~ VAG/hello.vag
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#~ VAG/poly.vag
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#~ ## Poly fun !
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#~ TARGET = fun_with_poly
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#~ TYPE = ps-exe
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#~ SRCS = fun_with_poly.c \
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#~ ../common/crt0/crt0.s \
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CPPFLAGS += -I../psyq/include
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LDFLAGS += -L../psyq/lib
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620
fun_with_poly.c
Normal file
620
fun_with_poly.c
Normal file
@ -0,0 +1,620 @@
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// Having fun with polygons, matrices and vectors
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// Credits : Schnappy
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//With great help from Jaby smoll Seamonstah, Nicolas Noble, NDR008, paul, sickle on https://discord.com/invite/Zd82yXvs
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// 11/2020
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#include <sys/types.h>
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#include <stdio.h>
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#include <libgte.h>
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#include <libetc.h>
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#include <libgpu.h>
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#include <kernel.h>
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#define VMODE 0 // Video Mode : 0 : NTSC, 1: PAL
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#define SPIN 16 // Rotation speed increment
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#define SCREENXRES 320
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#define SCREENYRES 240
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#define CENTERX SCREENXRES/2
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#define CENTERY SCREENYRES/2
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#define MARGINX 10 // margins for text display
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#define MARGINY 4
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#define FONTSIZE 8 * 7 // Text Field Height
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#define OTLEN 8 // Ordering Table Length
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DISPENV disp[2]; // Double buffered DISPENV and DRAWENV
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DRAWENV draw[2];
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u_long ot[2][OTLEN]; // double ordering table of length 8 * 32 = 256 bits / 32 bytes
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char primbuff[2][32768] = {}; // double primitive buffer of length 32768 * 8 = 262.144 bits / 32,768 Kbytes
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char *nextpri = primbuff[0]; // pointer to the next primitive in primbuff. Initially, points to the first bit of primbuff[0]
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short db = 0; // index of which buffer is used, values 0, 1
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CVECTOR BgColor[3] = {20, 20, 20};
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struct polygon
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{
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POLY_F4 * poly_f4;
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CVECTOR color;
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short width;
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short height;
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//~ VECTOR PosV_L; // Not used anymore
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SVECTOR RotV_L;
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VECTOR TransV_L;
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VECTOR ScaleV_L;
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SVECTOR PivotV_L;
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SVECTOR Verts[4];
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MATRIX Matrix;
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long depth;
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long flag;
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short rotSpeed;
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int otz;
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};
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void init(void)
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{
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ResetGraph(0);
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// Initialize and setup the GTE : Not needed ?
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InitGeom();
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SetGeomOffset(0,0);
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SetGeomScreen(10);
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PadInit(0);
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SetDefDispEnv(&disp[0], 0, 0, SCREENXRES, SCREENYRES);
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SetDefDispEnv(&disp[1], 0, SCREENYRES, SCREENXRES, SCREENYRES);
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SetDefDrawEnv(&draw[0], 0, SCREENYRES, SCREENXRES, SCREENYRES);
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SetDefDrawEnv(&draw[1], 0, 0, SCREENXRES, SCREENYRES);
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if (VMODE)
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{
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SetVideoMode(MODE_PAL);
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disp[0].screen.y += 8;
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disp[1].screen.y += 8;
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}
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setRGB0(&draw[0], BgColor->r, BgColor->g, BgColor->b);
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setRGB0(&draw[1], BgColor->r, BgColor->g, BgColor->b);
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draw[0].isbg = 1;
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draw[1].isbg = 1;
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PutDispEnv(&disp[db]);
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PutDrawEnv(&draw[db]);
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FntLoad(960, 0);
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FntOpen(MARGINX, SCREENYRES - MARGINY - FONTSIZE, SCREENXRES - MARGINX * 2, FONTSIZE, 0, 280 );
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}
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void display(void)
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{
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DrawSync(0);
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VSync(0);
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PutDispEnv(&disp[db]);
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PutDrawEnv(&draw[db]);
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SetDispMask(1);
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DrawOTag(ot[db] + OTLEN - 1);
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db = !db;
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nextpri = primbuff[db];
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}
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void pivotPoint(SVECTOR VertPos[3],short width,short height, SVECTOR pivot){
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// Not very efficient I think
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VertPos[0].vx = -pivot.vx;
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VertPos[0].vy = -pivot.vy;
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VertPos[0].vz = 1;
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VertPos[1].vx = width - pivot.vx;
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VertPos[1].vy = -pivot.vy;
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VertPos[1].vz = 1;
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VertPos[2].vx = -pivot.vx;
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VertPos[2].vy = height-pivot.vy;
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VertPos[2].vz = 1;
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VertPos[3].vx = width - pivot.vx;
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VertPos[3].vy = height - pivot.vy;
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VertPos[3].vz = 1;
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}
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MATRIX identity(int num)
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{
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int row, col;
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MATRIX matrix;
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for (row = 0; row < num; row++)
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{
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for (col = 0; col < num; col++)
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{
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if (row == col)
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matrix.m[row][col] = 4096;
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else
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matrix.m[row][col] = 0;
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}
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}
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return matrix;
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}
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int main(void)
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{
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MATRIX IDMATRIX = identity(3);
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u_short BtnTimer = 0; // Timer to limit pad input rate
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u_short polyCount = 1; // current polygon index
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int otz; // z-index
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struct polygon *CurrentPoly; // points to the address of selected polygon
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// White cursor : shows which polygon is selected
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struct polygon cursorS = {
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cursorS.poly_f4,
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{255, 255, 255}, // color
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30, 30, // width, height
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{0,0,0}, // RotV_L
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{0,0,0}, // TransV_L
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{4096,4096,4096}, // ScaleV_L
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{1,1,1}, // PivotV
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{ // Verts[4]
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{-1, -1, 1},
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{ 1, -1, 1},
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{-1, 1, 1},
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{ 1, 1, 1}
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},
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IDMATRIX // Matrix
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};
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//Red
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struct polygon polyS = {
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polyS.poly_f4,
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{255, 0, 0}, // color
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30, 30, // width, height
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{0,0,0}, // RotV_L
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{CENTERX/2-48, CENTERY/2-30, 0}, // TransV_L
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{4096,4096,4096}, // ScaleV_L
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{15,15,1}, // PivotV
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{ // Verts[4]
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0}
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},
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IDMATRIX, // Matrix
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0,0, // depth, flag
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8, // rotSpeed
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1 // z-index
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};
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//Yellow
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struct polygon poly1S = {
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poly1S.poly_f4,
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{255, 187, 0}, // color
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28, 28, // width, height
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{0,0,0}, // RotV_L
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{CENTERX/2-20, CENTERY/2+10, 0}, // TransV_L
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{4096,4096,4096}, // ScaleV_L
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{4,4,1}, // PivotV
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{ // Verts[4]
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0}
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},
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IDMATRIX, // Matrix
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0,0, // depth, flag
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-12, // rotSpeed
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2 // z-index
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};
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//Green
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struct polygon poly2S = {
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poly2S.poly_f4,
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{0, 255, 153}, // color
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24, 24, // width, height
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{0,0,0}, // RotV_L
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{CENTERX/2+36, CENTERY/2-10, 0}, // TransV_L
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{4096,4096,4096}, // ScaleV_L
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{12,12,1}, // PivotV
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{ // Verts[4]
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0}
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},
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IDMATRIX, // Matrix
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0,0, // depth, flag
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-6, // rotSpeed
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3 // z-index
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};
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//Blue
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struct polygon poly3S = {
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poly3S.poly_f4,
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{112, 254, 254}, // color
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26, 26, // width, height
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{0,0,0}, // RotV_L
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{CENTERX/2+20, CENTERY/2+20, 0}, // TransV_L
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{4096,4096,4096}, // ScaleV_L
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{13,13,1}, // PivotV
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{ // Verts[4]
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0},
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{0, 0, 0}
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},
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IDMATRIX, // Matrix
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0,0, //depth, flag
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256, //rotSpeed
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4 // z-index
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};
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/////
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CurrentPoly = &polyS;
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pivotPoint(polyS.Verts, polyS.width, polyS.height, polyS.PivotV_L);
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pivotPoint(poly1S.Verts, poly1S.width, poly1S.height, poly1S.PivotV_L);
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pivotPoint(poly2S.Verts, poly2S.width, poly2S.height, poly2S.PivotV_L);
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pivotPoint(poly3S.Verts, poly3S.width, poly3S.height, poly3S.PivotV_L);
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init();
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while (1)
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{
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ClearOTagR(ot[db], OTLEN);
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cursorS.poly_f4 = (POLY_F4 *)nextpri;
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RotMatrix(&cursorS.RotV_L , &cursorS.Matrix);
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TransMatrix(&cursorS.Matrix, &CurrentPoly->TransV_L);
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SetRotMatrix(&cursorS.Matrix);
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SetTransMatrix(&cursorS.Matrix);
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setPolyF4(cursorS.poly_f4);
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setRGB0(cursorS.poly_f4,cursorS.color.r,cursorS.color.g,cursorS.color.b);
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//~ setXY4(cursorS, MovVector.vx-1, MovVector.vy-1 ,MovVector.vx + 1, MovVector.vy -1,MovVector.vx-1, MovVector.vy+1,MovVector.vx+1, MovVector.vy+1);
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RotTransPers4(
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&cursorS.Verts[0], &cursorS.Verts[1], &cursorS.Verts[2], &cursorS.Verts[3],
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(long*)&cursorS.poly_f4->x0, (long*)&cursorS.poly_f4->x1, (long*)&cursorS.poly_f4->x2, (long*)&cursorS.poly_f4->x3,
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&cursorS.depth,
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&cursorS.flag
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);
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addPrim(ot[db], cursorS.poly_f4);
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nextpri += sizeof(POLY_F4);
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///// Red
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polyS.poly_f4 = (POLY_F4 *)nextpri;
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polyS.RotV_L.vz += polyS.rotSpeed;
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RotMatrix(&polyS.RotV_L, &polyS.Matrix);
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TransMatrix(&polyS.Matrix, &polyS.TransV_L);
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ScaleMatrix(&polyS.Matrix, &polyS.ScaleV_L);
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SetRotMatrix(&polyS.Matrix);
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SetTransMatrix(&polyS.Matrix);
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setPolyF4(polyS.poly_f4);
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setRGB0(polyS.poly_f4, polyS.color.r,polyS.color.g,polyS.color.b);
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setXY4(polyS.poly_f4, 0,0,0,0,0,0,0,0);
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RotTransPers4(
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&polyS.Verts[0], &polyS.Verts[1], &polyS.Verts[2], &polyS.Verts[3],
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(long*)&polyS.poly_f4->x0, (long*)&polyS.poly_f4->x1, (long*)&polyS.poly_f4->x2, (long*)&polyS.poly_f4->x3,
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&polyS.depth,
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&polyS.flag
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);
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addPrim(ot[db]+polyS.otz, polyS.poly_f4);
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nextpri += sizeof(POLY_F4);
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///// Yellow
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poly1S.poly_f4 = (POLY_F4 *)nextpri;
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poly1S.RotV_L.vz += poly1S.rotSpeed;
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RotMatrix(&poly1S.RotV_L, &poly1S.Matrix);
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TransMatrix(&poly1S.Matrix, &poly1S.TransV_L);
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ScaleMatrix(&poly1S.Matrix, &poly1S.ScaleV_L);
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SetRotMatrix(&poly1S.Matrix);
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SetTransMatrix(&poly1S.Matrix);
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setPolyF4(poly1S.poly_f4);
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setRGB0(poly1S.poly_f4, poly1S.color.r,poly1S.color.g,poly1S.color.b);
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setXY4(poly1S.poly_f4, 0,0,0,0,0,0,0,0);
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RotTransPers4(
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&poly1S.Verts[0], &poly1S.Verts[1], &poly1S.Verts[2], &poly1S.Verts[3],
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(long*)&poly1S.poly_f4->x0, (long*)&poly1S.poly_f4->x1, (long*)&poly1S.poly_f4->x2, (long*)&poly1S.poly_f4->x3,
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&poly1S.depth,
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&poly1S.flag
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);
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addPrim(ot[db]+poly1S.otz, poly1S.poly_f4);
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nextpri += sizeof(POLY_F4);
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///// Green
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poly2S.poly_f4 = (POLY_F4 *)nextpri;
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poly2S.RotV_L.vz += poly2S.rotSpeed;
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RotMatrix(&poly2S.RotV_L, &poly2S.Matrix);
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TransMatrix(&poly2S.Matrix, &poly2S.TransV_L);
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ScaleMatrix(&poly2S.Matrix, &poly2S.ScaleV_L);
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SetRotMatrix(&poly2S.Matrix);
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SetTransMatrix(&poly2S.Matrix);
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setPolyF4(poly2S.poly_f4);
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setRGB0(poly2S.poly_f4, poly2S.color.r,poly2S.color.g,poly2S.color.b);
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setXY4(poly2S.poly_f4, 0,0,0,0,0,0,0,0);
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RotTransPers4(
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&poly2S.Verts[0], &poly2S.Verts[1], &poly2S.Verts[2], &poly2S.Verts[3],
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(long*)&poly2S.poly_f4->x0, (long*)&poly2S.poly_f4->x1, (long*)&poly2S.poly_f4->x2, (long*)&poly2S.poly_f4->x3,
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&poly2S.depth,
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&poly2S.flag
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);
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|
||||
addPrim(ot[db]+poly2S.otz, poly2S.poly_f4);
|
||||
|
||||
nextpri += sizeof(POLY_F4);
|
||||
|
||||
///// Blue
|
||||
|
||||
poly3S.poly_f4 = (POLY_F4 *)nextpri;
|
||||
|
||||
poly3S.RotV_L.vz += poly3S.rotSpeed;
|
||||
|
||||
RotMatrix(&poly3S.RotV_L, &poly3S.Matrix);
|
||||
TransMatrix(&poly3S.Matrix, &poly3S.TransV_L);
|
||||
ScaleMatrix(&poly3S.Matrix, &poly3S.ScaleV_L);
|
||||
|
||||
SetRotMatrix(&poly3S.Matrix);
|
||||
SetTransMatrix(&poly3S.Matrix);
|
||||
|
||||
setPolyF4(poly3S.poly_f4);
|
||||
setRGB0(poly3S.poly_f4, poly3S.color.r,poly3S.color.g,poly3S.color.b);
|
||||
setXY4(poly3S.poly_f4, 0,0,0,0,0,0,0,0);
|
||||
RotTransPers4(
|
||||
&poly3S.Verts[0], &poly3S.Verts[1], &poly3S.Verts[2], &poly3S.Verts[3],
|
||||
(long*)&poly3S.poly_f4->x0, (long*)&poly3S.poly_f4->x1, (long*)&poly3S.poly_f4->x2, (long*)&poly3S.poly_f4->x3,
|
||||
&poly3S.depth,
|
||||
&poly3S.flag
|
||||
);
|
||||
|
||||
addPrim(ot[db]+poly3S.otz, poly3S.poly_f4);
|
||||
|
||||
nextpri += sizeof(POLY_F4);
|
||||
|
||||
|
||||
// Pad stuff
|
||||
|
||||
|
||||
int pad = PadRead(0); // init pad
|
||||
|
||||
// Right D-pad
|
||||
|
||||
if(pad & PADRup){
|
||||
if (CurrentPoly->PivotV_L.vy >= 0){
|
||||
CurrentPoly->PivotV_L.vy -= 1;
|
||||
pivotPoint(CurrentPoly->Verts, CurrentPoly->width, CurrentPoly->height, CurrentPoly->PivotV_L);
|
||||
}
|
||||
else {
|
||||
CurrentPoly->PivotV_L.vy = CurrentPoly->PivotV_L.vy;
|
||||
}
|
||||
};
|
||||
|
||||
if(pad & PADRdown){
|
||||
if (CurrentPoly->PivotV_L.vy <= CurrentPoly->height ){
|
||||
CurrentPoly->PivotV_L.vy += 1;
|
||||
pivotPoint(CurrentPoly->Verts, CurrentPoly->width, CurrentPoly->height, CurrentPoly->PivotV_L);
|
||||
}
|
||||
else {
|
||||
CurrentPoly->PivotV_L.vy = CurrentPoly->PivotV_L.vy;
|
||||
}
|
||||
};
|
||||
|
||||
if(pad & PADRleft){
|
||||
if (CurrentPoly->PivotV_L.vx >= 0){
|
||||
CurrentPoly->PivotV_L.vx -= 1;
|
||||
pivotPoint(CurrentPoly->Verts, CurrentPoly->width, CurrentPoly->height, CurrentPoly->PivotV_L);
|
||||
}
|
||||
else {
|
||||
CurrentPoly->PivotV_L.vx = CurrentPoly->PivotV_L.vx;
|
||||
}
|
||||
};
|
||||
|
||||
if(pad & PADRright){
|
||||
if (CurrentPoly->PivotV_L.vx <= CurrentPoly->width ){
|
||||
CurrentPoly->PivotV_L.vx += 1;
|
||||
pivotPoint(CurrentPoly->Verts, CurrentPoly->width, CurrentPoly->height, CurrentPoly->PivotV_L);
|
||||
}
|
||||
else {
|
||||
CurrentPoly->PivotV_L.vx = CurrentPoly->PivotV_L.vx;
|
||||
}
|
||||
};
|
||||
|
||||
// R1, R2, L2, L2
|
||||
|
||||
if(pad & PADR1){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
|
||||
if (polyCount < 4){
|
||||
CurrentPoly -= 1;
|
||||
BtnTimer = 10;
|
||||
polyCount++;
|
||||
}
|
||||
else {
|
||||
CurrentPoly = &polyS + 1;
|
||||
polyCount = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if(pad & PADR2){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
if(CurrentPoly->otz < 5 ){
|
||||
CurrentPoly->otz += 1;
|
||||
BtnTimer = 10;
|
||||
} else {
|
||||
CurrentPoly->otz = 1;
|
||||
BtnTimer = 10;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if(pad & PADL1){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
if (CurrentPoly->rotSpeed <= 320){
|
||||
CurrentPoly->rotSpeed += 8;
|
||||
}
|
||||
BtnTimer = 10;
|
||||
}
|
||||
}
|
||||
|
||||
if(pad & PADL2){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
if (CurrentPoly->rotSpeed >= -320){
|
||||
CurrentPoly->rotSpeed -= 8;
|
||||
}
|
||||
BtnTimer = 10;
|
||||
}
|
||||
}
|
||||
|
||||
// Left D-Pad
|
||||
|
||||
if(pad & PADLup){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
CurrentPoly->TransV_L.vy -= 1;
|
||||
//~ BtnTimer = 2;
|
||||
}
|
||||
}
|
||||
if(pad & PADLdown){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
CurrentPoly->TransV_L.vy += 1;
|
||||
//~ BtnTimer = 2;
|
||||
}
|
||||
}
|
||||
if(pad & PADLleft){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
CurrentPoly->TransV_L.vx -= 1;
|
||||
//~ BtnTimer = 2;
|
||||
}
|
||||
}
|
||||
if(pad & PADLright){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
CurrentPoly->TransV_L.vx += 1;
|
||||
//~ BtnTimer = 2;
|
||||
}
|
||||
}
|
||||
if(pad & PADstart){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
CurrentPoly->ScaleV_L.vx += 100;
|
||||
CurrentPoly->ScaleV_L.vy += 100;
|
||||
}
|
||||
}
|
||||
if(pad & PADselect){
|
||||
|
||||
if(BtnTimer == 0){
|
||||
CurrentPoly->ScaleV_L.vx -= 100;
|
||||
CurrentPoly->ScaleV_L.vy -= 100;
|
||||
//~ CurrentPoly->otz += 1;
|
||||
//~ BtnTimer = 10;
|
||||
}
|
||||
}
|
||||
|
||||
// Btn_timer decrement
|
||||
|
||||
if(BtnTimer > 0){
|
||||
BtnTimer -= 1;
|
||||
}
|
||||
|
||||
// Debug stuff
|
||||
|
||||
// Display Rotation matrix
|
||||
|
||||
//~ FntPrint("Rotmatrix:\n%d %d %d\n%d %d %d\n%d %d %d \n",
|
||||
//~ Poly1Matrix.m[0][0], Poly1Matrix.m[0][1], Poly1Matrix.m[0][2],
|
||||
//~ Poly1Matrix.m[1][0], Poly1Matrix.m[1][1], Poly1Matrix.m[1][2],
|
||||
//~ Poly1Matrix.m[2][0], Poly1Matrix.m[2][1], Poly1Matrix.m[2][2]);
|
||||
|
||||
// Display Mem adress and values of verticess
|
||||
//~ FntPrint("cur:%x\n 0:%x\n 1:%x\n 2:%x\n 3:%x\n", CurrentPoly, &polyS, &poly1S, &poly2S, &poly3S);
|
||||
//~ FntPrint("timer:%d polyCount:%d speed:%d", BtnTimer, polyCount, CurrentPoly->rotSpeed );
|
||||
|
||||
//~ FntPrint("&poly->x0 Addr:%x Value:%d \n&poly->y0 Addr:%x Value:%d \n&poly->x1 Addr:%x Value:%d",
|
||||
//~ (long)&poly->x0, poly->x0,
|
||||
//~ (long)&poly->y0, poly->y0,
|
||||
//~ (long)&poly->x1, poly->x1);
|
||||
|
||||
//~ FntPrint("otz : %d\n" , CurrentPoly->rotSpeed);
|
||||
|
||||
// On-screen instructions
|
||||
|
||||
FntPrint("\
|
||||
D-Pad:move polygon.\n\
|
||||
[],X,O,\/\\ : Move pivot point.\n\
|
||||
L1,L2 : Rotations speed +/-\n\
|
||||
R1 : select polygon\n\
|
||||
R2 : change z-index\n\
|
||||
Start,Select : Scale polygon +/-\
|
||||
");
|
||||
|
||||
FntFlush(-1);
|
||||
|
||||
display();
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user