some more functions about 3D
====
yabause : please don't revert with no reason
there was this part to use the old functions !!!
#define USE_OLD 1
#if USE_OLD
void FASTCALL MMU_write8(u32 proc, u32 adr, u8 val) {
MMU_write8_old(proc, adr, val);
}
void FASTCALL MMU_write16(u32 proc, u32 adr, u16 val) {
MMU_write16_old(proc, adr, val);
}
void FASTCALL MMU_write32(u32 proc, u32 adr, u32 val) {
MMU_write32_old(proc, adr, val);
}
#else
void FASTCALL MMU_write8(u32 proc, u32 adr, u8 val) {
MMU_writeXX(proc, adr, val,1);
}
void FASTCALL MMU_write16(u32 proc, u32 adr, u16 val) {
MMU_writeXX(proc, adr, val, 2);
}
void FASTCALL MMU_write32(u32 proc, u32 adr, u32 val) {
MMU_writeXX(proc, adr, val, 4);
}
#endif
This commit is contained in:
damdoum
parent
8d3c653976
commit
9f5fbe02ff
1243
desmume/src/MMU.c
1243
desmume/src/MMU.c
File diff suppressed because it is too large
Load Diff
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@ -23,17 +23,288 @@
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#include "gl_vertex.h"
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static u16 vx=0,vy=0,vz=0;
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#define print(a) printf a
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//#define print(a)
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/*
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credits goes to :
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http://nocash.emubase.de/gbatek.htm#ds3dvideo
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missing functions
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Geometry Commands (can be invoked by Port Address, or by Command ID)
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Table shows Port Address, Command ID, Number of Parameters, and Clock Cycles.
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Address Cmd Pa.Cy.
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N/A 00h - - NOP - No Operation (for padding packed GXFIFO commands)
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4000444h 11h - 17 MTX_PUSH - Push Current Matrix on Stack (W)
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4000448h 12h 1 36 MTX_POP - Pop Current Matrix from Stack (W)
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400044Ch 13h 1 17 MTX_STORE - Store Current Matrix on Stack (W)
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4000450h 14h 1 36 MTX_RESTORE - Restore Current Matrix from Stack (W)
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400046Ch 1Bh 3 22 MTX_SCALE - Multiply Current Matrix by Scale Matrix (W)
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4000470h 1Ch 3 22* MTX_TRANS - Mult. Curr. Matrix by Translation Matrix (W)
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4000480h 20h 1 1 COLOR - Directly Set Vertex Color (W)
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4000484h 21h 1 NORMAL - Set Normal Vector (W)
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40004A4h 29h 1 1 POLYGON_ATTR - Set Polygon Attributes (W)
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40004A8h 2Ah 1 1 TEXIMAGE_PARAM - Set Texture Parameters (W)
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40004ACh 2Bh 1 1 PLTT_BASE - Set Texture Palette Base Address (W)
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40004C0h 30h 1 4 DIF_AMB - MaterialColor0 - Diffuse/Ambient Reflect. (W)
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40004C4h 31h 1 4 SPE_EMI - MaterialColor1 - Specular Ref. & Emission (W)
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40004C8h 32h 1 6 LIGHT_VECTOR - Set Light's Directional Vector (W)
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40004CCh 33h 1 1 LIGHT_COLOR - Set Light Color (W)
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40004D0h 34h 32 32 SHININESS - Specular Reflection Shininess Table (W)
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4000540h 50h 1 392 SWAP_BUFFERS - Swap Rendering Engine Buffer (W)
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4000580h 60h 1 1 VIEWPORT - Set Viewport (W)
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40005C0h 70h 3 103 BOX_TEST - Test if Cuboid Sits inside View Volume (W)
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40005C4h 71h 2 9 POS_TEST - Set Position Coordinates for Test (W)
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40005C8h 72h 1 5 VEC_TEST - Set Directional Vector for Test (W)
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*/
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//#define print(a) printf a
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#define print(a)
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int mtx_mode=0;
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void gl_MTX_MODE (u32 val) {
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mtx_mode = val;
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switch(val) {
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case MTX_MODE_PROJECTION:
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print(("MTX MODE PROJECTION\n"));
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break;
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case MTX_MODE_POSITION:
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print(("MTX MODE POSITION\n"));
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break;
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case MTX_MODE_POS_VECTOR:
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print(("MTX MODE POSITION & VECTOR\n"));
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break;
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case MTX_MODE_TEXTURE:
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print(("MTX MODE TEXTURE\n"));
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break;
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}
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}
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/******************************************************************/
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// MTX_LOAD* - cmd 15h-1Ah
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/******************************************************************/
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#define MMM 0.0
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static float mCurrent[16];
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static float mUnit[16]=
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{1.0, 0.0, 0.0, 0.0,
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0.0, 1.0, 0.0, 0.0,
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0.0, 0.0, 1.0, 0.0,
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0.0, 0.0, 0.0, 1.0};
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static float m4x4[16]=
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{MMM, MMM, MMM, MMM,
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MMM, MMM, MMM, MMM,
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MMM, MMM, MMM, MMM,
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MMM, MMM, MMM, MMM};
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static float m4x3[16]=
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{MMM, MMM, MMM, 0.0,
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MMM, MMM, MMM, 0.0,
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MMM, MMM, MMM, 0.0,
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MMM, MMM, MMM, 1.0};
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static float m3x3[16]=
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{MMM, MMM, MMM, 0.0,
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MMM, MMM, MMM, 0.0,
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MMM, MMM, MMM, 0.0,
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0.0, 0.0, 0.0, 1.0};
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void gl_MTX_show(float*m) {
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print(("\t[[%+.5f %+.5f %+.5f %+.5f]\n", m[0] ,m[1] ,m[2] ,m[3]));
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print(("\t [%+.5f %+.5f %+.5f %+.5f]\n", m[4] ,m[5] ,m[6] ,m[7]));
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print(("\t [%+.5f %+.5f %+.5f %+.5f]\n", m[8] ,m[9] ,m[10],m[11]));
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print(("\t [%+.5f %+.5f %+.5f %+.5f]]\n",m[12],m[13],m[14],m[15]));
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}
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void gl_MTX_load(float* m) {
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int i;
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for (i=0;i<16;i++)
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mCurrent[i]=m[i];
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gl_MTX_show(mCurrent);
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}
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void gl_MTX_mult(float* m) {
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int i;
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for (i=0;i<16;i++)
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mCurrent[i]*=m[i];
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gl_MTX_show(mCurrent);
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}
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void gl_MTX_IDENTITY () {
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print(("MTX_IDENTITY\n"));
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gl_MTX_load(mUnit);
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}
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void gl_MTX_LOAD_4x4 (u32 val) {
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static int mtx_nbparams = 0;
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_MTX_val mval;
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mval.val = val;
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switch(mtx_nbparams) {
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case 0: case 1: case 2: case 3:
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case 4: case 5: case 6: case 7:
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case 8: case 9: case 10: case 11:
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case 12: case 13: case 14:
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m4x4[mtx_nbparams]=mval.fval;
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mtx_nbparams++;
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break;
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case 15:
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m4x4[mtx_nbparams]=mval.fval;
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mtx_nbparams=0;
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print(("MTX_LOAD_4x4\n"));
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gl_MTX_load(m4x4);
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break;
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default:
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break;
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}
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}
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void gl_MTX_MULT_4x4 (u32 val) {
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static int mtx_nbparams = 0;
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_MTX_val mval;
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mval.val = val;
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switch(mtx_nbparams) {
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case 0: case 1: case 2: case 3:
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case 4: case 5: case 6: case 7:
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case 8: case 9: case 10: case 11:
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case 12: case 13: case 14:
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m4x4[mtx_nbparams]=mval.fval;
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mtx_nbparams++;
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break;
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case 15:
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m4x4[mtx_nbparams]=mval.fval;
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mtx_nbparams=0;
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print(("MTX_MULT_4x4\n"));
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gl_MTX_mult(m4x4);
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break;
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default:
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break;
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}
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}
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void gl_MTX_LOAD_4x3 (u32 val) {
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static int mtx_nbparams = 0;
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_MTX_val mval;
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mval.val = val;
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switch(mtx_nbparams) {
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case 3: case 7: case 11:
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mtx_nbparams++;
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case 0: case 1: case 2:
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case 4: case 5: case 6:
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case 8: case 9: case 10:
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case 12: case 13:
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m4x3[mtx_nbparams]=mval.fval;
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mtx_nbparams++;
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break;
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case 14:
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m4x3[mtx_nbparams]=mval.fval;
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mtx_nbparams=0;
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print(("MTX_LOAD_4x3\n"));
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gl_MTX_load(m4x3);
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break;
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default:
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break;
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}
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}
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void gl_MTX_MULT_4x3 (u32 val) {
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static int mtx_nbparams = 0;
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_MTX_val mval;
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mval.val = val;
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switch(mtx_nbparams) {
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case 3: case 7: case 11:
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mtx_nbparams++;
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case 0: case 1: case 2:
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case 4: case 5: case 6:
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case 8: case 9: case 10:
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case 12: case 13:
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m4x3[mtx_nbparams]=mval.fval;
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mtx_nbparams++;
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break;
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case 14:
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m4x3[mtx_nbparams]=mval.fval;
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mtx_nbparams=0;
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print(("MTX_MULT_4x3\n"));
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gl_MTX_mult(m4x3);
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break;
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default:
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break;
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}
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}
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void gl_MTX_LOAD_3x3 (u32 val) {
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static int mtx_nbparams = 0;
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_MTX_val mval;
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mval.val = val;
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switch(mtx_nbparams) {
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case 3: case 7: case 11:
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mtx_nbparams++;
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case 0: case 1: case 2:
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case 4: case 5: case 6:
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case 8: case 9:
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m3x3[mtx_nbparams]=mval.fval;
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mtx_nbparams++;
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break;
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case 10:
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m3x3[mtx_nbparams]=mval.fval;
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mtx_nbparams=0;
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print(("MTX_LOAD_3x3\n"));
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gl_MTX_load(m3x3);
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break;
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default:
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break;
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}
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}
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void gl_MTX_MULT_3x3 (u32 val) {
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static int mtx_nbparams = 0;
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_MTX_val mval;
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mval.val = val;
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switch(mtx_nbparams) {
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case 3: case 7: case 11:
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mtx_nbparams++;
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case 0: case 1: case 2:
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case 4: case 5: case 6:
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case 8: case 9:
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m3x3[mtx_nbparams]=mval.fval;
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mtx_nbparams++;
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break;
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case 10:
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m3x3[mtx_nbparams]=mval.fval;
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mtx_nbparams=0;
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print(("MTX_MULT_3x3\n"));
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gl_MTX_mult(m3x3);
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break;
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default:
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break;
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}
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}
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/******************************************************************/
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// TEXCOORD - cmd 22h
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/******************************************************************/
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void gl_TEXCOORD(u32 val) {
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_TEXCOORD tx;
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float s,t;
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tx.val = val;
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s = tx.bits.low / 2048.;
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t = tx.bits.high / 2048.;
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print(("\tTEX [%+.5f %+.5f]\n",s,t));
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}
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/******************************************************************/
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// VTX - cmd 23h-28h, 40h-41h
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/******************************************************************/
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static s16 vx=0,vy=0,vz=0;
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INLINE void gl_VTX_one() {
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float vfx,vfy,vfz;
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vfx = vx / 4096.;
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vfy = vy / 4096.;
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vfz = vz / 4096.;
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print(("\tVTX (x=%.12f,y=%.12f,z=%.12f)\n",vfx,vfy,vfz));
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print(("\tVTX [%+.5f %+.5f %+.5f]\n",vfx,vfy,vfz));
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}
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void gl_VTX_begin(u32 val) {
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@ -41,20 +312,22 @@ void gl_VTX_begin(u32 val) {
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vx=vy=vz=0;
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print(("VTX_begin : "));
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switch(val) {
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case 0 : // separate triangles (3 vertices for each triangle)
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case BEGIN_GL_TRIANGLES : // separate triangles (3 vertices for each triangle)
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print(("GL_TRIANGLES\n"));
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break;
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case 1 : // separate quads (4 vertices for each triangle)
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case BEGIN_GL_QUADS : // separate quads (4 vertices for each triangle)
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print(("GL_QUADS\n"));
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break;
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// strips : 1st triangle or quad defined by all vertices
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// next ones share a segment (so 2 vertices less)
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case 2 : // triangle strips (1st : 3, next : 1)
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case BEGIN_GL_TRIANGLE_STRIP : // triangle strips (1st : 3, next : 1)
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print(("GL_TRIANGLE_STRIP\n"));
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break;
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case 3 : // quad strips (1st : 4, next : 2)
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case BEGIN_GL_QUAD_STRIP : // quad strips (1st : 4, next : 2)
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print(("GL_QUAD_STRIP\n"));
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break;
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default :
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print(("unknown %d\n",val));
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}
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}
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void gl_VTX_end() {
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@ -24,20 +24,28 @@
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#include <stdio.h>
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#include "types.h"
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#define MTX_MODE_PROJECTION 0
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#define MTX_MODE_POSITION 1
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#define MTX_MODE_POS_VECTOR 2
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#define MTX_MODE_TEXTURE 3
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#define BEGIN_GL_TRIANGLES 0
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#define BEGIN_GL_QUADS 1
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#define BEGIN_GL_TRIANGLE_STRIP 2
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#define BEGIN_GL_QUAD_STRIP 3
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typedef union {
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u32 val;
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float fval;
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} _MTX_val ;
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typedef union {
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u32 val;
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struct {
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unsigned primitive:2;
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unsigned :30;
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} bits;
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} _VTX_BEGIN_cmd ;
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typedef union {
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u32 val;
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struct { // 12 bit fractionnal
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// 12 bit fractionnal for _VTX_16
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// 11 bit fractionnal for _TEXCOORD
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signed low:16;
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signed high:16;
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} bits;
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} _VTX_16 ;
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} _VTX_16, _TEXCOORD ;
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typedef union {
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u32 val;
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struct { // 6 bit fractionnal
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@ -48,6 +56,14 @@ typedef union {
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} bits;
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} _VTX_10 ;
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void gl_MTX_IDENTITY ();
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void gl_MTX_LOAD_4x4 (u32 val);
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void gl_MTX_LOAD_4x3 (u32 val);
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void gl_MTX_LOAD_3x3 (u32 val);
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void gl_TEXCOORD(u32 val);
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void gl_VTX_begin(u32 val);
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//see 4000500h - Cmd 40h - BEGIN_VTXS - Start of Vertex List (W)
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void gl_VTX_end();
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Reference in New Issue