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diff -Nur a/core/hw/pvr/Renderer_if.cpp b/core/hw/pvr/Renderer_if.cpp
--- a/core/hw/pvr/Renderer_if.cpp 2015-10-06 21:43:53.028336301 -0300
+++ b/core/hw/pvr/Renderer_if.cpp 2015-10-06 21:49:25.016725724 -0300
@@ -5,10 +5,16 @@
#include "deps/zlib/zlib.h"
+#include "deps/crypto/md5.h"
+
#if FEAT_HAS_NIXPROF
#include "profiler/profiler.h"
#endif
+#define FRAME_MD5 0x1
+FILE* fLogFrames;
+FILE* fCheckFrames;
+
/*
rendv3 ideas
@@ -291,6 +297,48 @@
if (ctx)
{
+ if (fLogFrames || fCheckFrames) {
+ MD5Context md5;
+ u8 digest[16];
+
+ MD5Init(&md5);
+ MD5Update(&md5, ctx->tad.thd_root, ctx->tad.End() - ctx->tad.thd_root);
+ MD5Final(digest, &md5);
+
+ if (fLogFrames) {
+ fputc(FRAME_MD5, fLogFrames);
+ fwrite(digest, 1, 16, fLogFrames);
+ fflush(fLogFrames);
+ }
+
+ if (fCheckFrames) {
+ u8 v;
+ u8 digest2[16];
+ int ch = fgetc(fCheckFrames);
+
+ if (ch == EOF) {
+ printf("Testing: TA Hash log matches, exiting\n");
+ exit(1);
+ }
+
+ verify(ch == FRAME_MD5);
+
+ fread(digest2, 1, 16, fCheckFrames);
+
+ verify(memcmp(digest, digest2, 16) == 0);
+
+
+ }
+
+ /*
+ u8* dig = digest;
+ printf("FRAME: %02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X\n",
+ digest[0], digest[1], digest[2], digest[3], digest[4], digest[5], digest[6], digest[7],
+ digest[8], digest[9], digest[10], digest[11], digest[12], digest[13], digest[14], digest[15]
+ );
+ */
+ }
+
if (!ctx->rend.Overrun)
{
//printf("REP: %.2f ms\n",render_end_pending_cycles/200000.0);
@@ -366,6 +414,13 @@
bool rend_init()
{
+ if (fLogFrames = fopen(settings.pvr.HashLogFile.c_str(), "wb")) {
+ printf("Saving frame hashes to: '%s'\n", settings.pvr.HashLogFile.c_str());
+ }
+
+ if (fCheckFrames = fopen(settings.pvr.HashCheckFile.c_str(), "rb")) {
+ printf("Comparing frame hashes against: '%s'\n", settings.pvr.HashCheckFile.c_str());
+ }
#ifdef NO_REND
renderer = rend_norend();
@@ -435,6 +490,11 @@
void rend_term()
{
+ if (fCheckFrames)
+ fclose(fCheckFrames);
+
+ if (fLogFrames)
+ fclose(fLogFrames);
}
void rend_vblank()
diff -Nur a/core/nullDC.cpp b/core/nullDC.cpp
--- a/core/nullDC.cpp 2015-10-06 21:43:53.043336408 -0300
+++ b/core/nullDC.cpp 2015-10-06 21:49:25.017725731 -0300
@@ -260,6 +260,8 @@
#endif
settings.bios.UseReios = cfgLoadInt("config", "bios.UseReios", 0);
+ settings.pvr.HashLogFile = cfgLoadStr("testing", "ta.HashLogFile", "");
+ settings.pvr.HashCheckFile = cfgLoadStr("testing", "ta.HashCheckFile", "");
#if (HOST_OS != OS_LINUX || defined(_ANDROID) || defined(TARGET_PANDORA))
settings.aica.BufferSize=2048;
diff -Nur a/core/types.h b/core/types.h
--- a/core/types.h 2015-10-06 21:43:53.048336444 -0300
+++ b/core/types.h 2015-10-06 21:49:25.017725731 -0300
@@ -696,6 +696,9 @@
u32 MaxThreads;
u32 SynchronousRendering;
+
+ string HashLogFile;
+ string HashCheckFile;
} pvr;
struct {
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