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Diffstat (limited to 'arm9/lib/src/GX_g3_util.c')
-rw-r--r--arm9/lib/src/GX_g3_util.c259
1 files changed, 0 insertions, 259 deletions
diff --git a/arm9/lib/src/GX_g3_util.c b/arm9/lib/src/GX_g3_util.c
deleted file mode 100644
index e647f1c7..00000000
--- a/arm9/lib/src/GX_g3_util.c
+++ /dev/null
@@ -1,259 +0,0 @@
-#include "global.h"
-#include "gx.h"
-
-
-ARM_FUNC void G3i_PerspectiveW_(fx32 fovsin, fx32 fovcos, fx32 ratio, fx32 near, fx32 far, fx32 scale, u32 load, struct Mtx44 *mtx){
- fx32 fovcot, temp1, temp2;
- fx64c temp0;
- vu32 *reg_ptr;
-
- fovcot = FX_Div(fovcos, fovsin);
- if (scale != 0x1000) //!= 1.0
- fovcot = (fovcot * scale) / 0x1000;
- reg_CP_DIV_NUMER = (u64)((s64)fovcot << 0x20);
- reg_CP_DIV_DENOM = (u32)ratio;
- if (load)
- {
- reg_G3_MTX_MODE = 0x0;
- reg_ptr = (vu32 *)&reg_G3_MTX_LOAD_4x4;
- }
- if (mtx)
- {
- mtx->_[1] = 0x0;
- mtx->_[2] = 0x0;
- mtx->_[3] = 0x0;
- mtx->_[4] = 0x0;
- mtx->_[6] = 0x0;
- mtx->_[7] = 0x0;
- mtx->_[8] = 0x0;
- mtx->_[9] = 0x0;
- mtx->_[11] = -scale;
- mtx->_[12] = 0x0;
- mtx->_[13] = 0x0;
- mtx->_[15] = 0x0;
- }
- temp1 = FX_GetDivResult();
- reg_CP_DIV_NUMER = (s64)0x1000 << 0x20;
- reg_CP_DIV_DENOM = (u32)(near - far);
- if (load)
- {
- *reg_ptr = (vu32)temp1;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)fovcot;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- }
- if (mtx)
- {
- mtx->_[0] = temp1;
- mtx->_[5] = fovcot;
- }
- temp0 = FX_GetDivResultFx64c();
- if (scale != 0x1000)
- temp0 = (temp0 * scale) / 0x1000;
- temp1 = (fx32)(((far + near) * temp0 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- temp2 = (fx32)((((fx32)(((fx64)(near << 1) * far + (1 << (FX32_INT_SHIFT - 1))) >> FX32_INT_SHIFT)) * temp0 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- if (load)
- {
- *reg_ptr = (vu32)temp1;
- *reg_ptr = (vu32)(-scale);
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)temp2;
- *reg_ptr = 0x0;
- }
- if (mtx)
- {
- mtx->_[10] = temp1;
- mtx->_[14] = temp2;
- }
-}
-
-ARM_FUNC void G3i_OrthoW_(fx32 top, fx32 bottom, fx32 left, fx32 right, fx32 near, fx32 far, fx32 scale, u32 load, struct Mtx44 *mtx){
- fx64c temp1, temp2, temp3;
- fx32 temp0, temp4, temp5;
- vu32 *reg_ptr;
-
- FX_InvAsync(right - left);
- if (load)
- {
- reg_G3_MTX_MODE = 0x0;
- reg_ptr = (vu32 *)&reg_G3_MTX_LOAD_4x4;
- }
- if (mtx)
- {
- mtx->_[1] = 0x0;
- mtx->_[2] = 0x0;
- mtx->_[3] = 0x0;
- mtx->_[4] = 0x0;
- mtx->_[6] = 0x0;
- mtx->_[7] = 0x0;
- mtx->_[8] = 0x0;
- mtx->_[9] = 0x0;
- mtx->_[11] = 0x0;
- mtx->_[15] = scale;
- }
- temp1 = FX_GetDivResultFx64c();
- reg_CP_DIV_NUMER = (s64)0x1000 << 0x20;
- reg_CP_DIV_DENOM = (u32)(top - bottom);
- if (scale != 0x1000)
- temp1 = (temp1 * scale) / 0x1000;
- temp0 = (fx32)((0x2000 * temp1 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- if (load)
- {
- *reg_ptr = (vu32)temp0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- }
- if (mtx)
- {
- mtx->_[0] = temp0;
- }
- temp2 = FX_GetDivResultFx64c();
- reg_CP_DIV_NUMER = (s64)0x1000 << 0x20;
- reg_CP_DIV_DENOM = (u32)(near - far);
- if (scale != 0x1000)
- temp2 = (temp2 * scale) / 0x1000;
- temp0 = (fx32)((0x2000 * temp2 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- if (load)
- {
- *reg_ptr = (vu32)temp0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- }
- if (mtx)
- {
- mtx->_[5] = temp0;
- }
- temp3 = FX_GetDivResultFx64c();
- if (scale != 0x1000)
- temp3 = (temp3 * scale) / 0x1000;
- temp0 = (fx32)((0x2000 * temp3 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- if (load)
- {
- *reg_ptr = (vu32)temp0;
- *reg_ptr = 0x0;
- }
- if (mtx)
- {
- mtx->_[10] = temp0;
- }
- temp0 = (fx32)(((-(right + left)) * temp1 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- temp4 = (fx32)(((-(top + bottom)) * temp2 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- temp5 = (fx32)(((far + near) * temp3 + ((fx64)1 << (FX64C_INT_SHIFT - 1))) >> FX64C_INT_SHIFT);
- if (load)
- {
- *reg_ptr = (vu32)temp0;
- *reg_ptr = (vu32)temp4;
- *reg_ptr = (vu32)temp5;
- *reg_ptr = (vu32)scale;
- }
- if (mtx)
- {
- mtx->_[12] = temp0;
- mtx->_[13] = temp4;
- mtx->_[14] = temp5;
- }
-}
-
-ARM_FUNC void G3i_LookAt_(struct Vecx32 *a, struct Vecx32 *b, struct Vecx32 *c, u32 load, struct Mtx44 *mtx){
- struct Vecx32 temp, temp1, temp2;
- fx32 c1, c2, c3;
- vu32 *reg_ptr;
- temp.x = a->x - c->x;
- temp.y = a->y - c->y;
- temp.z = a->z - c->z;
- VEC_Normalize(&temp, &temp);
- VEC_CrossProduct(b, &temp, &temp1);
- VEC_Normalize(&temp1, &temp1);
- VEC_CrossProduct(&temp, &temp1, &temp2);
- if (load)
- {
- reg_G3_MTX_MODE = 0x2;
- reg_ptr = (vu32 *)&reg_G3_MTX_LOAD_4x3;
- *reg_ptr = (vu32)temp1.x;
- *reg_ptr = (vu32)temp2.x;
- *reg_ptr = (vu32)temp.x;
- *reg_ptr = (vu32)temp1.y;
- *reg_ptr = (vu32)temp2.y;
- *reg_ptr = (vu32)temp.y;
- *reg_ptr = (vu32)temp1.z;
- *reg_ptr = (vu32)temp2.z;
- *reg_ptr = (vu32)temp.z;
- }
- c1 = -VEC_DotProduct(a, &temp1);
- c2 = -VEC_DotProduct(a, &temp2);
- c3 = -VEC_DotProduct(a, &temp);
- if (load)
- {
- *reg_ptr = (vu32)c1;
- *reg_ptr = (vu32)c2;
- *reg_ptr = (vu32)c3;
- }
- if (mtx)
- {
- mtx->_[0] = temp1.x;
- mtx->_[1] = temp2.x;
- mtx->_[2] = temp.x;
- mtx->_[3] = temp1.y;
- mtx->_[4] = temp2.y;
- mtx->_[5] = temp.y;
- mtx->_[6] = temp1.z;
- mtx->_[7] = temp2.z;
- mtx->_[8] = temp.z;
- mtx->_[9] = c1;
- mtx->_[10] = c2;
- mtx->_[11] = c3;
- }
-}
-
-ARM_FUNC void G3_RotX(fx32 sinphi, fx32 cosphi){
- vu32 *reg_ptr;
- reg_ptr = (vu32 *)&reg_G3_MTX_MULT_3x3;
- *reg_ptr = 0x1000;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)cosphi;
- *reg_ptr = (vu32)sinphi;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)(-sinphi);
- *reg_ptr = (vu32)cosphi;
-}
-
-ARM_FUNC void G3_RotY(fx32 sinphi, fx32 cosphi){
- vu32 *reg_ptr;
- reg_ptr = (vu32 *)&reg_G3_MTX_MULT_3x3;
- *reg_ptr = (vu32)cosphi;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)(-sinphi);
- *reg_ptr = 0x0;
- *reg_ptr = 0x1000;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)sinphi;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)cosphi;
-}
-
-ARM_FUNC void G3_RotZ(fx32 sinphi, fx32 cosphi){
- vu32 *reg_ptr;
- reg_ptr = (vu32 *)&reg_G3_MTX_MULT_3x3;
- *reg_ptr = (vu32)cosphi;
- *reg_ptr = (vu32)sinphi;
- *reg_ptr = 0x0;
- *reg_ptr = (vu32)(-sinphi);
- *reg_ptr = (vu32)cosphi;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x0;
- *reg_ptr = 0x1000;
-}
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