diff options
author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-04-12 15:08:26 +0000 |
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committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-04-12 15:08:26 +0000 |
commit | a12199e66fb7acf284c96091ce90fa666f87ce02 (patch) | |
tree | 7cf1fa8956733f889265c9febede7f1e81aad756 /OptionRomPkg/Application/BltLibSample/BltLibSample.c | |
parent | 4d19deac2aa6f40afe5c02f21bfa253a6647c54d (diff) | |
download | edk2-platforms-a12199e66fb7acf284c96091ce90fa666f87ce02.tar.xz |
OptionRomPkg BltLibSample: Add sample application for BltLib
This application uses BltLib to draw various items on the
screen. It can be used as a test for a BltLib library
implementation, and it can be used to compare the results of
two BltLib implementations (such as the performance).
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11523 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OptionRomPkg/Application/BltLibSample/BltLibSample.c')
-rw-r--r-- | OptionRomPkg/Application/BltLibSample/BltLibSample.c | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/OptionRomPkg/Application/BltLibSample/BltLibSample.c b/OptionRomPkg/Application/BltLibSample/BltLibSample.c new file mode 100644 index 0000000000..24718131a4 --- /dev/null +++ b/OptionRomPkg/Application/BltLibSample/BltLibSample.c @@ -0,0 +1,266 @@ +/** @file
+ Example program using BltLib
+
+ Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Uefi.h>
+#include <Library/BltLib.h>
+#include <Library/DebugLib.h>
+#include <Library/UefiLib.h>
+#include <Library/UefiApplicationEntryPoint.h>
+#include <Library/UefiBootServicesTableLib.h>
+
+
+UINT32
+Rand32 (
+ VOID
+ )
+{
+ UINTN Found;
+ UINTN Bits;
+ UINT64 Tsc1;
+ UINT64 Tsc2;
+ UINT64 TscBits;
+ UINT32 R32;
+
+ R32 = 0;
+ Found = 0;
+ Tsc1 = AsmReadTsc ();
+ Tsc2 = AsmReadTsc ();
+ do {
+ Tsc2 = AsmReadTsc ();
+ TscBits = Tsc2 ^ Tsc1;
+ Bits = HighBitSet64 (TscBits);
+ if (Bits > 0) {
+ Bits = Bits - 1;
+ }
+ R32 = (R32 << Bits) | RShiftU64 (LShiftU64 (TscBits, 64 - Bits), 64 - Bits);
+ Found = Found + Bits;
+ } while (Found < 32);
+
+ return R32;
+}
+
+
+VOID
+TestFills (
+ VOID
+ )
+{
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL Color;
+ UINTN Loop;
+ UINTN X;
+ UINTN Y;
+ UINTN W;
+ UINTN H;
+ UINTN Width;
+ UINTN Height;
+
+ BltLibGetSizes (&Width, &Height);
+ for (Loop = 0; Loop < 10000; Loop++) {
+ W = Width - (Rand32 () % Width);
+ H = Height - (Rand32 () % Height);
+ if (W != Width) {
+ X = Rand32 () % (Width - W);
+ } else {
+ X = 0;
+ }
+ if (H != Height) {
+ Y = Rand32 () % (Height - H);
+ } else {
+ Y = 0;
+ }
+ *(UINT32*) (&Color) = Rand32 () & 0xffffff;
+ BltLibVideoFill (&Color, X, Y, W, H);
+ }
+}
+
+
+VOID
+TestColor1 (
+ VOID
+ )
+{
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL Color;
+ UINTN X;
+ UINTN Y;
+ UINTN Width;
+ UINTN Height;
+
+ BltLibGetSizes (&Width, &Height);
+ *(UINT32*) (&Color) = 0;
+
+ for (Y = 0; Y < Height; Y++) {
+ for (X = 0; X < Width; X++) {
+ Color.Red = ((X * 0x100) / Width);
+ Color.Green = ((Y * 0x100) / Height);
+ Color.Blue = ((Y * 0x100) / Height);
+ BltLibVideoFill (&Color, X, Y, 1, 1);
+ }
+ }
+}
+
+
+UINT32
+Uint32SqRt (
+ IN UINT32 Uint32
+ )
+{
+ UINTN Mask;
+ UINT32 SqRt;
+ UINT32 SqRtMask;
+ UINT32 Squared;
+
+ if (Uint32 == 0) {
+ return 0;
+ }
+
+ for (SqRt = 0, Mask = 1 << (HighBitSet32 (Uint32) / 2);
+ Mask != 0;
+ Mask = Mask >> 1
+ ) {
+ SqRtMask = SqRt | Mask;
+ //DEBUG ((EFI_D_INFO, "Uint32=0x%x SqRtMask=0x%x\n", Uint32, SqRtMask));
+ Squared = (UINT32) (SqRtMask * SqRtMask);
+ if (Squared > Uint32) {
+ continue;
+ } else if (Squared < Uint32) {
+ SqRt = SqRtMask;
+ } else {
+ return SqRtMask;
+ }
+ }
+
+ return SqRt;
+}
+
+
+UINT32
+Uint32Dist (
+ IN UINT32 X,
+ IN UINT32 Y
+ )
+{
+ return Uint32SqRt ((X * X) + (Y * Y));
+}
+
+UINT32
+GetTriColor (
+ IN UINT32 ColorDist,
+ IN UINT32 TriWidth
+ )
+{
+ return (((TriWidth - ColorDist) * 0x100) / TriWidth);
+ //return (((TriWidth * TriWidth - ColorDist * ColorDist) * 0x100) / (TriWidth * TriWidth));
+}
+
+VOID
+TestColor (
+ VOID
+ )
+{
+ EFI_GRAPHICS_OUTPUT_BLT_PIXEL Color;
+ UINTN X, Y;
+ UINTN X1, X2, X3;
+ UINTN Y1, Y2;
+ UINTN LineWidth, TriWidth, ScreenWidth;
+ UINTN TriHeight, ScreenHeight;
+ UINTN ColorDist;
+
+ BltLibGetSizes (&ScreenWidth, &ScreenHeight);
+ *(UINT32*) (&Color) = 0;
+ BltLibVideoFill (&Color, 0, 0, ScreenWidth, ScreenHeight);
+
+ TriWidth = DivU64x32 (MultU64x32 (11547005, ScreenHeight), 10000000);
+ TriHeight = DivU64x32 (MultU64x32 (8660254, ScreenWidth), 10000000);
+ if (TriWidth > ScreenWidth) {
+ DEBUG ((EFI_D_INFO, "TriWidth at %d was too big\n", TriWidth));
+ TriWidth = ScreenWidth;
+ } else if (TriHeight > ScreenHeight) {
+ DEBUG ((EFI_D_INFO, "TriHeight at %d was too big\n", TriHeight));
+ TriHeight = ScreenHeight;
+ }
+
+ DEBUG ((EFI_D_INFO, "Triangle Width: %d; Height: %d\n", TriWidth, TriHeight));
+
+ X1 = (ScreenWidth - TriWidth) / 2;
+ X3 = X1 + TriWidth - 1;
+ X2 = (X1 + X3) / 2;
+ Y2 = (ScreenHeight - TriHeight) / 2;
+ Y1 = Y2 + TriHeight - 1;
+
+ for (Y = Y2; Y <= Y1; Y++) {
+ LineWidth =
+ DivU64x32 (
+ MultU64x32 (11547005, (Y - Y2)),
+ 20000000
+ );
+ for (X = X2 - LineWidth; X < (X2 + LineWidth); X++) {
+ ColorDist = Uint32Dist(X - X1, Y1 - Y);
+ Color.Red = GetTriColor (ColorDist, TriWidth);
+
+ ColorDist = Uint32Dist((X < X2) ? X2 - X : X - X2, Y - Y2);
+ Color.Green = GetTriColor (ColorDist, TriWidth);
+
+ ColorDist = Uint32Dist(X3 - X, Y1 - Y);
+ Color.Blue = GetTriColor (ColorDist, TriWidth);
+
+ BltLibVideoFill (&Color, X, Y, 1, 1);
+ }
+ }
+}
+
+
+/**
+ The user Entry Point for Application. The user code starts with this function
+ as the real entry point for the application.
+
+ @param[in] ImageHandle The firmware allocated handle for the EFI image.
+ @param[in] SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The entry point is executed successfully.
+ @retval other Some error occurs when executing this entry point.
+
+**/
+EFI_STATUS
+EFIAPI
+UefiMain (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+ EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop;
+
+ Status = gBS->HandleProtocol (
+ gST->ConsoleOutHandle,
+ &gEfiGraphicsOutputProtocolGuid,
+ (VOID **) &Gop
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ Status = BltLibConfigure (
+ (VOID*)(UINTN) Gop->Mode->FrameBufferBase,
+ Gop->Mode->Info
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ TestFills ();
+
+ TestColor ();
+
+ return EFI_SUCCESS;
+}
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