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author | bunnei <bunneidev@gmail.com> | 2014-10-28 03:51:10 +0100 |
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committer | bunnei <bunneidev@gmail.com> | 2014-10-28 03:51:10 +0100 |
commit | 48f80bb79efc3b27f8ff965c43aafeffff99e0e1 (patch) | |
tree | 3d08f714f3392ba6aadb0641bac420d8f24c29dc /src/core/hw/gpu.cpp | |
parent | Merge pull request #141 from archshift/crash-hunt (diff) | |
parent | Added `gpu_refresh_rate` config setting for the new interpreter speed hack. (diff) | |
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Diffstat (limited to 'src/core/hw/gpu.cpp')
-rw-r--r-- | src/core/hw/gpu.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/core/hw/gpu.cpp b/src/core/hw/gpu.cpp index 33a0e0fe7..76dbe3fdc 100644 --- a/src/core/hw/gpu.cpp +++ b/src/core/hw/gpu.cpp @@ -4,6 +4,7 @@ #include "common/common_types.h" +#include "core/settings.h" #include "core/core.h" #include "core/mem_map.h" @@ -24,6 +25,9 @@ u32 g_cur_line = 0; ///< Current vertical screen line u64 g_last_line_ticks = 0; ///< CPU tick count from last vertical screen line u64 g_last_frame_ticks = 0; ///< CPU tick count from last frame +static u32 kFrameCycles = 0; ///< 268MHz / 60 frames per second +static u32 kFrameTicks = 0; ///< Approximate number of instructions/frame + template <typename T> inline void Read(T &var, const u32 raw_addr) { u32 addr = raw_addr - 0x1EF00000; @@ -214,6 +218,9 @@ void Update() { /// Initialize hardware void Init() { + kFrameCycles = 268123480 / Settings::values.gpu_refresh_rate; + kFrameTicks = kFrameCycles / 3; + g_cur_line = 0; g_last_frame_ticks = g_last_line_ticks = Core::g_app_core->GetTicks(); |