src/core1: renamed files

umbenannt:      src/core1/code_1E6E0.c -> src/core1/crccalc.c
        umbenannt:      src/core1/code_15770.c -> src/core1/depthbuffer.c

src/core1/depthbuffer.c

@@ -0,0 +1,70 @@
+#include <ultra64.h>
+#include "core1/core1.h"
+#include "functions.h"
+#include "variables.h"
+
+struct {
+    void *data;
+    int unk4;
+} sDepthBuffer;
+
+void func_80253190(Gfx **gfx) {
+    func_80253208(gfx, 0, 0, gFramebufferWidth, gFramebufferHeight, gFramebuffers[getActiveFramebuffer()]);
+}
+
+void func_80253208(Gfx **gfx, s32 x, s32 y, s32 w, s32 h, void *color_buffer){
+    if( sDepthBuffer.data != NULL && (getGameMode() != GAME_MODE_4_PAUSED || func_80335134())){
+        //draw z_buffer
+        gDPPipeSync((*gfx)++);
+        gDPSetColorImage((*gfx)++, G_IM_FMT_RGBA, G_IM_SIZ_16b, gFramebufferWidth, OS_K0_TO_PHYSICAL(sDepthBuffer.data));
+        gDPSetCycleType((*gfx)++, G_CYC_FILL);
+        gDPSetRenderMode((*gfx)++, G_RM_NOOP, G_RM_NOOP2);
+        gDPSetFillColor((*gfx)++, 0xFFFCFFFC);
+        gDPScisFillRectangle((*gfx)++, x, y, x + w - 1, y + h - 1);
+        
+        //draw color_buffer
+        gDPPipeSync((*gfx)++);
+        gDPSetColorImage((*gfx)++, G_IM_FMT_RGBA, G_IM_SIZ_16b, gFramebufferWidth, OS_K0_TO_PHYSICAL(color_buffer));
+    }
+}
+
+int func_80253400(void){
+    return sDepthBuffer.unk4;
+}
+
+bool depthBuffer_isPointerSet(void) {
+    return sDepthBuffer.data != NULL;
+}
+
+void depthBuffer_stub(void) {}
+
+void func_80253428(int arg0) {
+    u16 *var_v0;
+    int new_var;
+    if (arg0) {
+        var_v0 = (sDepthBuffer.data = &D_8000E800);
+        while (((s32) sDepthBuffer.data) % 0x40) {
+          var_v0 = (sDepthBuffer.data = var_v0 + 1);
+        }
+        
+        do { } while ((&D_8000E800 && 1) * 0); //remove this
+    }else{
+        sDepthBuffer.data = NULL;
+    }
+    sDepthBuffer.unk4 = FALSE;
+}
+
+void func_802534A8(int arg0) {
+    sDepthBuffer.unk4 = (sDepthBuffer.data != NULL && arg0);
+}
+
+void zBuffer_set(Gfx **gfx) {
+    if (sDepthBuffer.data && getGameMode() != GAME_MODE_4_PAUSED) {
+        gDPPipeSync((*gfx)++);
+        gDPSetDepthImage((*gfx)++, sDepthBuffer.data);
+    }
+}
+
+void *zBuffer_get(void) {
+    return sDepthBuffer.data;
+}