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(360) Refactor font code
This commit is contained in:
TwinAphex51224
parent
ca52859b7a
commit
1c495f1f94
232
360/fonts.cpp
232
360/fonts.cpp
@ -20,8 +20,8 @@
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#include "fonts.h"
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#include "../general.h"
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static video_console_t video_console;
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static xdk360_video_font_t m_Font;
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video_console_t video_console;
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xdk360_video_font_t m_Font;
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static PackedResource m_xprResource;
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@ -86,218 +86,6 @@ typedef struct {
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// All elements are defaulted to NULL
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static Font_Locals_t s_FontLocals; // Global static instance
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static void xdk360_video_font_draw_text(xdk360_video_font_t * font,
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float fOriginX, float fOriginY, unsigned long dwColor,
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const wchar_t * strText, float fMaxPixelWidth )
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{
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if( strText == NULL || strText[0] == L'\0')
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return;
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xdk360_video_t *vid = (xdk360_video_t*)driver.video_data;
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D3DDevice *pd3dDevice = vid->d3d_render_device;
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// Set the color as a vertex shader constant
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float vColor[4];
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vColor[0] = ( ( dwColor & 0x00ff0000 ) >> 16L ) / 255.0F;
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vColor[1] = ( ( dwColor & 0x0000ff00 ) >> 8L ) / 255.0F;
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vColor[2] = ( ( dwColor & 0x000000ff ) >> 0L ) / 255.0F;
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vColor[3] = ( ( dwColor & 0xff000000 ) >> 24L ) / 255.0F;
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// Set up stuff to prepare for drawing text
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xdk360_video_font_begin(font);
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// Perform the actual storing of the color constant here to prevent
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// a load-hit-store by inserting work between the store and the use of
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// the vColor array.
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pd3dDevice->SetVertexShaderConstantF( 1, vColor, 1 );
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// Set the starting screen position
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if((fOriginX < 0.0f))
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fOriginX += font->m_rcWindow.x2;
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if( fOriginY < 0.0f )
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fOriginY += font->m_rcWindow.y2;
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font->m_fCursorX = floorf( fOriginX );
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font->m_fCursorY = floorf( fOriginY );
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// Adjust for padding
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fOriginY -= font->m_fFontTopPadding;
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// Add window offsets
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float Winx = 0.0f;
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float Winy = 0.0f;
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fOriginX += Winx;
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fOriginY += Winy;
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font->m_fCursorX += Winx;
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font->m_fCursorY += Winy;
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// Begin drawing the vertices
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// Declared as volatile to force writing in ascending
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// address order. It prevents out of sequence writing in write combined
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// memory.
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volatile float * pVertex;
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unsigned long dwNumChars = wcslen(strText);
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HRESULT hr = pd3dDevice->BeginVertices( D3DPT_QUADLIST, 4 * dwNumChars, sizeof( XMFLOAT4 ) ,
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( VOID** )&pVertex );
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// The ring buffer may run out of space when tiling, doing z-prepasses,
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// or using BeginCommandBuffer. If so, make the buffer larger.
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if( hr < 0 )
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RARCH_ERR( "Ring buffer out of memory.\n" );
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// Draw four vertices for each glyph
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while( *strText )
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{
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wchar_t letter;
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// Get the current letter in the string
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letter = *strText++;
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// Handle the newline character
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if( letter == L'\n' )
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{
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font->m_fCursorX = fOriginX;
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font->m_fCursorY += font->m_fFontYAdvance * font->m_fYScaleFactor;
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continue;
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}
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// Translate unprintable characters
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const GLYPH_ATTR * pGlyph = &font->m_Glyphs[ ( letter <= font->m_cMaxGlyph )
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? font->m_TranslatorTable[letter] : 0 ];
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float fOffset = font->m_fXScaleFactor * (float)pGlyph->wOffset;
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float fAdvance = font->m_fXScaleFactor * (float)pGlyph->wAdvance;
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float fWidth = font->m_fXScaleFactor * (float)pGlyph->wWidth;
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float fHeight = font->m_fYScaleFactor * font->m_fFontHeight;
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// Setup the screen coordinates
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font->m_fCursorX += fOffset;
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float X4 = font->m_fCursorX;
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float X1 = X4;
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float X3 = X4 + fWidth;
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float X2 = X1 + fWidth;
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float Y1 = font->m_fCursorY;
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float Y3 = Y1 + fHeight;
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float Y2 = Y1;
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float Y4 = Y3;
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font->m_fCursorX += fAdvance;
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// Select the RGBA channel that the compressed glyph is stored in
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// Takes a 4 bit per pixel ARGB value and expand it to an 8 bit per pixel ARGB value
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unsigned long dwChannelSelector = pGlyph->wMask; // Convert to 32 bit
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// Perform the conversion without branching
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// Splat the 4 bit per pixels from 0x1234 to 0x01020304
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dwChannelSelector = ((dwChannelSelector&0xF000)<<(24-12))|((dwChannelSelector&0xF00)<<(16-8))|
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((dwChannelSelector&0xF0)<<(8-4))|(dwChannelSelector&0xF);
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// Perform a vectorized multiply to make 0x01020304 into 0x11223344
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dwChannelSelector *= 0x11;
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// Add the vertices to draw this glyph
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unsigned long tu1 = pGlyph->tu1; // Convert shorts to 32 bit longs for in register merging
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unsigned long tv1 = pGlyph->tv1;
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unsigned long tu2 = pGlyph->tu2;
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unsigned long tv2 = pGlyph->tv2;
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// NOTE: The vertexs are 2 floats for the screen coordinates,
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// followed by two USHORTS for the u/vs of the character,
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// terminated with the ARGB 32 bit color.
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// This makes for 16 bytes per vertex data (Easier to read)
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// Second NOTE: The uvs are merged and written using a DWORD due
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// to the write combining hardware being only able to handle 32,
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// 64 and 128 writes. Never store to write combined memory with
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// 8 or 16 bit instructions. You've been warned.
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pVertex[0] = X1;
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pVertex[1] = Y1;
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((volatile unsigned long *)pVertex)[2] = (tu1<<16)|tv1; // Merged using big endian rules
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((volatile unsigned long *)pVertex)[3] = dwChannelSelector;
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pVertex[4] = X2;
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pVertex[5] = Y2;
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((volatile unsigned long *)pVertex)[6] = (tu2<<16)|tv1; // Merged using big endian rules
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((volatile unsigned long *)pVertex)[7] = dwChannelSelector;
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pVertex[8] = X3;
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pVertex[9] = Y3;
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((volatile unsigned long *)pVertex)[10] = (tu2<<16)|tv2; // Merged using big endian rules
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((volatile unsigned long *)pVertex)[11] = dwChannelSelector;
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pVertex[12] = X4;
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pVertex[13] = Y4;
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((volatile unsigned long *)pVertex)[14] = (tu1<<16)|tv2; // Merged using big endian rules
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((volatile unsigned long *)pVertex)[15] = dwChannelSelector;
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pVertex+=16;
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dwNumChars--;
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}
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// Since we allocated vertex data space based on the string length, we now need to
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// add some dummy verts for any skipped characters (like newlines, etc.)
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while( dwNumChars )
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{
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pVertex[0] = 0;
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pVertex[1] = 0;
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pVertex[2] = 0;
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pVertex[3] = 0;
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pVertex[4] = 0;
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pVertex[5] = 0;
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pVertex[6] = 0;
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pVertex[7] = 0;
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pVertex[8] = 0;
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pVertex[9] = 0;
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pVertex[10] = 0;
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pVertex[11] = 0;
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pVertex[12] = 0;
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pVertex[13] = 0;
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pVertex[14] = 0;
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pVertex[15] = 0;
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pVertex+=16;
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dwNumChars--;
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}
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// Stop drawing vertices
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D3DDevice_EndVertices(pd3dDevice);
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// Undo window offsets
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font->m_fCursorX -= Winx;
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font->m_fCursorY -= Winy;
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// Call End() to complete the begin/end pair for drawing text
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xdk360_video_font_end(font);
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}
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void xdk360_console_draw(void)
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{
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xdk360_video_t *vid = (xdk360_video_t*)driver.video_data;
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D3DDevice *m_pd3dDevice = vid->d3d_render_device;
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// The top line
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unsigned int nTextLine = ( video_console.m_nCurLine -
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video_console.m_cScreenHeight + video_console.m_cScreenHeightVirtual -
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video_console.m_nScrollOffset + 1 )
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% video_console.m_cScreenHeightVirtual;
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xdk360_video_font_begin(&m_Font);
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for( unsigned int nScreenLine = 0; nScreenLine < video_console.m_cScreenHeight; nScreenLine++ )
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{
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xdk360_video_font_draw_text(&m_Font, (float)( video_console.m_cxSafeAreaOffset ),
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(float)( video_console.m_cySafeAreaOffset +
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video_console.m_fLineHeight * nScreenLine ),
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video_console.m_colTextColor,
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video_console.m_Lines[nTextLine], 0.0f );
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nTextLine = ( nTextLine + 1 ) % video_console.m_cScreenHeightVirtual;
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}
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xdk360_video_font_end(&m_Font);
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}
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static void xdk360_video_font_get_text_width(xdk360_video_font_t * font, const wchar_t * strText, float * pWidth, float * pHeight)
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{
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// Set default text extent in output parameters
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@ -499,13 +287,11 @@ static HRESULT xdk360_video_font_init(xdk360_video_font_t * font, const char * s
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return 0;
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}
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HRESULT xdk360_console_init( LPCSTR strFontFileName, unsigned long colBackColor,
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unsigned long colTextColor)
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HRESULT d3d9_init_font(const char *font_path)
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{
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xdk360_video_t *vid = (xdk360_video_t*)driver.video_data;
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D3DDevice *m_pd3dDevice = vid->d3d_render_device;
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video_console.first_message = true;
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video_console.m_Buffer = NULL;
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video_console.m_Lines = NULL;
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video_console.m_nScrollOffset = 0;
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@ -521,17 +307,13 @@ HRESULT xdk360_console_init( LPCSTR strFontFileName, unsigned long colBackColor,
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video_console.m_cySafeAreaOffset = ( vid->d3dpp.BackBufferHeight - video_console.m_cySafeArea ) / 2;
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// Create the font
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HRESULT hr = xdk360_video_font_init(&m_Font, strFontFileName );
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HRESULT hr = xdk360_video_font_init(&m_Font, font_path);
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if (hr < 0)
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{
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RARCH_ERR( "Could not create font.\n" );
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return -1;
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}
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// Save the colors
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video_console.m_colBackColor = colBackColor;
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video_console.m_colTextColor = colTextColor;
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// Calculate the number of lines on the screen
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float fCharWidth, fCharHeight;
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xdk360_video_font_get_text_width(&m_Font, L"i", &fCharWidth, &fCharHeight);
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@ -583,7 +365,7 @@ static void xdk360_video_font_deinit(xdk360_video_font_t * font)
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m_xprResource.Destroy();
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}
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void xdk360_console_deinit(void)
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void d3d9_deinit_font(void)
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{
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// Delete the memory we've allocated
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if(video_console.m_Lines)
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@ -670,7 +452,7 @@ void xdk360_console_format(const char * strFormat)
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}
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}
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void xdk360_video_font_begin (xdk360_video_font_t * font)
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void d3d9_render_msg_pre(xdk360_video_font_t * font)
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{
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// Set state on the first call
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if( font->m_dwNestedBeginCount == 0 )
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@ -740,7 +522,7 @@ void xdk360_video_font_begin (xdk360_video_font_t * font)
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font->m_dwNestedBeginCount++;
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}
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void xdk360_video_font_end(xdk360_video_font_t * font)
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void d3d9_render_msg_post(xdk360_video_font_t * font)
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{
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if( --font->m_dwNestedBeginCount > 0 )
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return;
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15
360/fonts.h
15
360/fonts.h
@ -32,15 +32,12 @@ typedef struct
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{
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float m_fLineHeight; // height of a single line in pixels
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unsigned int m_nScrollOffset; // offset to display text (in lines)
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unsigned int first_message;
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unsigned int m_cxSafeArea;
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unsigned int m_cySafeArea;
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unsigned int m_cxSafeAreaOffset;
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unsigned int m_cySafeAreaOffset;
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unsigned int m_nCurLine; // index of current line being written to
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unsigned int m_cCurLineLength; // length of the current line
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unsigned long m_colBackColor;
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unsigned long m_colTextColor;
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unsigned int m_cScreenHeight; // height in lines of screen area
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unsigned int m_cScreenHeightVirtual; // height in lines of text storage buffer
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unsigned int m_cScreenWidth; // width in characters
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@ -100,12 +97,12 @@ typedef struct
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const GLYPH_ATTR* m_Glyphs; // Array of glyphs
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} xdk360_video_font_t;
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HRESULT xdk360_console_init ( LPCSTR strFontFileName, D3DCOLOR colBackColor, D3DCOLOR colTextColor);
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void xdk360_console_deinit (void);
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void xdk360_console_format (const char *strFormat);
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void xdk360_console_draw (void);
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HRESULT d3d9_init_font(const char *font_path);
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void d3d9_deinit_font(void);
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void xdk360_console_format(const char *strFormat);
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void xdk360_console_draw(void);
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void xdk360_video_font_begin (xdk360_video_font_t * font);
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void xdk360_video_font_end (xdk360_video_font_t * font);
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void d3d9_render_msg_pre(xdk360_video_font_t * font);
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void d3d9_render_msg_post(xdk360_video_font_t * font);
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#endif
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@ -547,6 +547,204 @@ static void *xdk360_init(const video_info_t *video, const input_driver_t **input
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return d3d9;
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}
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extern video_console_t video_console;
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extern xdk360_video_font_t m_Font;
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static void xdk360_video_font_draw_text(xdk360_video_font_t * font,
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float fOriginX, float fOriginY, const wchar_t * strText, float fMaxPixelWidth )
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{
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if( strText == NULL || strText[0] == L'\0')
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return;
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xdk360_video_t *vid = (xdk360_video_t*)driver.video_data;
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D3DDevice *pd3dDevice = vid->d3d_render_device;
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// Set the color as a vertex shader constant
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float vColor[4];
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vColor[0] = ( ( 0xffffffff & 0x00ff0000 ) >> 16L ) / 255.0F;
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vColor[1] = ( ( 0xffffffff & 0x0000ff00 ) >> 8L ) / 255.0F;
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vColor[2] = ( ( 0xffffffff & 0x000000ff ) >> 0L ) / 255.0F;
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vColor[3] = ( ( 0xffffffff & 0xff000000 ) >> 24L ) / 255.0F;
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d3d9_render_msg_pre(font);
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// Perform the actual storing of the color constant here to prevent
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// a load-hit-store by inserting work between the store and the use of
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// the vColor array.
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pd3dDevice->SetVertexShaderConstantF( 1, vColor, 1 );
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// Set the starting screen position
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if((fOriginX < 0.0f))
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fOriginX += font->m_rcWindow.x2;
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if( fOriginY < 0.0f )
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fOriginY += font->m_rcWindow.y2;
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font->m_fCursorX = floorf( fOriginX );
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font->m_fCursorY = floorf( fOriginY );
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// Adjust for padding
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fOriginY -= font->m_fFontTopPadding;
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// Add window offsets
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float Winx = 0.0f;
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float Winy = 0.0f;
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fOriginX += Winx;
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fOriginY += Winy;
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font->m_fCursorX += Winx;
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font->m_fCursorY += Winy;
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// Begin drawing the vertices
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// Declared as volatile to force writing in ascending
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// address order. It prevents out of sequence writing in write combined
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// memory.
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volatile float * pVertex;
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unsigned long dwNumChars = wcslen(strText);
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HRESULT hr = pd3dDevice->BeginVertices( D3DPT_QUADLIST, 4 * dwNumChars, sizeof( XMFLOAT4 ) ,
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( VOID** )&pVertex );
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// The ring buffer may run out of space when tiling, doing z-prepasses,
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// or using BeginCommandBuffer. If so, make the buffer larger.
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if( hr < 0 )
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RARCH_ERR( "Ring buffer out of memory.\n" );
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// Draw four vertices for each glyph
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while( *strText )
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{
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wchar_t letter;
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// Get the current letter in the string
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letter = *strText++;
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// Handle the newline character
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if( letter == L'\n' )
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{
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font->m_fCursorX = fOriginX;
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font->m_fCursorY += font->m_fFontYAdvance * font->m_fYScaleFactor;
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continue;
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}
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// Translate unprintable characters
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const GLYPH_ATTR * pGlyph = &font->m_Glyphs[ ( letter <= font->m_cMaxGlyph )
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? font->m_TranslatorTable[letter] : 0 ];
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float fOffset = font->m_fXScaleFactor * (float)pGlyph->wOffset;
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float fAdvance = font->m_fXScaleFactor * (float)pGlyph->wAdvance;
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float fWidth = font->m_fXScaleFactor * (float)pGlyph->wWidth;
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float fHeight = font->m_fYScaleFactor * font->m_fFontHeight;
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// Setup the screen coordinates
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font->m_fCursorX += fOffset;
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float X4 = font->m_fCursorX;
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float X1 = X4;
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float X3 = X4 + fWidth;
|
||||
float X2 = X1 + fWidth;
|
||||
float Y1 = font->m_fCursorY;
|
||||
float Y3 = Y1 + fHeight;
|
||||
float Y2 = Y1;
|
||||
float Y4 = Y3;
|
||||
|
||||
font->m_fCursorX += fAdvance;
|
||||
|
||||
// Add the vertices to draw this glyph
|
||||
|
||||
unsigned long tu1 = pGlyph->tu1; // Convert shorts to 32 bit longs for in register merging
|
||||
unsigned long tv1 = pGlyph->tv1;
|
||||
unsigned long tu2 = pGlyph->tu2;
|
||||
unsigned long tv2 = pGlyph->tv2;
|
||||
|
||||
// NOTE: The vertexs are 2 floats for the screen coordinates,
|
||||
// followed by two USHORTS for the u/vs of the character,
|
||||
// terminated with the ARGB 32 bit color.
|
||||
// This makes for 16 bytes per vertex data (Easier to read)
|
||||
// Second NOTE: The uvs are merged and written using a DWORD due
|
||||
// to the write combining hardware being only able to handle 32,
|
||||
// 64 and 128 writes. Never store to write combined memory with
|
||||
// 8 or 16 bit instructions. You've been warned.
|
||||
|
||||
pVertex[0] = X1;
|
||||
pVertex[1] = Y1;
|
||||
((volatile unsigned long *)pVertex)[2] = (tu1<<16)|tv1; // Merged using big endian rules
|
||||
((volatile unsigned long *)pVertex)[3] = 0;
|
||||
pVertex[4] = X2;
|
||||
pVertex[5] = Y2;
|
||||
((volatile unsigned long *)pVertex)[6] = (tu2<<16)|tv1; // Merged using big endian rules
|
||||
((volatile unsigned long *)pVertex)[7] = 0;
|
||||
pVertex[8] = X3;
|
||||
pVertex[9] = Y3;
|
||||
((volatile unsigned long *)pVertex)[10] = (tu2<<16)|tv2; // Merged using big endian rules
|
||||
((volatile unsigned long *)pVertex)[11] = 0;
|
||||
pVertex[12] = X4;
|
||||
pVertex[13] = Y4;
|
||||
((volatile unsigned long *)pVertex)[14] = (tu1<<16)|tv2; // Merged using big endian rules
|
||||
((volatile unsigned long *)pVertex)[15] = 0;
|
||||
pVertex+=16;
|
||||
|
||||
dwNumChars--;
|
||||
}
|
||||
|
||||
// Since we allocated vertex data space based on the string length, we now need to
|
||||
// add some dummy verts for any skipped characters (like newlines, etc.)
|
||||
while( dwNumChars )
|
||||
{
|
||||
pVertex[0] = 0;
|
||||
pVertex[1] = 0;
|
||||
pVertex[2] = 0;
|
||||
pVertex[3] = 0;
|
||||
pVertex[4] = 0;
|
||||
pVertex[5] = 0;
|
||||
pVertex[6] = 0;
|
||||
pVertex[7] = 0;
|
||||
pVertex[8] = 0;
|
||||
pVertex[9] = 0;
|
||||
pVertex[10] = 0;
|
||||
pVertex[11] = 0;
|
||||
pVertex[12] = 0;
|
||||
pVertex[13] = 0;
|
||||
pVertex[14] = 0;
|
||||
pVertex[15] = 0;
|
||||
pVertex+=16;
|
||||
dwNumChars--;
|
||||
}
|
||||
|
||||
// Stop drawing vertices
|
||||
D3DDevice_EndVertices(pd3dDevice);
|
||||
|
||||
// Undo window offsets
|
||||
font->m_fCursorX -= Winx;
|
||||
font->m_fCursorY -= Winy;
|
||||
|
||||
d3d9_render_msg_post(font);
|
||||
}
|
||||
|
||||
void xdk360_console_draw(void)
|
||||
{
|
||||
xdk360_video_t *vid = (xdk360_video_t*)driver.video_data;
|
||||
D3DDevice *m_pd3dDevice = vid->d3d_render_device;
|
||||
|
||||
// The top line
|
||||
unsigned int nTextLine = ( video_console.m_nCurLine -
|
||||
video_console.m_cScreenHeight + video_console.m_cScreenHeightVirtual -
|
||||
video_console.m_nScrollOffset + 1 )
|
||||
% video_console.m_cScreenHeightVirtual;
|
||||
|
||||
d3d9_render_msg_pre(&m_Font);
|
||||
|
||||
for( unsigned int nScreenLine = 0; nScreenLine < video_console.m_cScreenHeight; nScreenLine++ )
|
||||
{
|
||||
xdk360_video_font_draw_text(&m_Font, (float)( video_console.m_cxSafeAreaOffset ),
|
||||
(float)( video_console.m_cySafeAreaOffset +
|
||||
video_console.m_fLineHeight * nScreenLine ),
|
||||
video_console.m_Lines[nTextLine], 0.0f );
|
||||
|
||||
nTextLine = ( nTextLine + 1 ) % video_console.m_cScreenHeightVirtual;
|
||||
}
|
||||
|
||||
d3d9_render_msg_post(&m_Font);
|
||||
}
|
||||
|
||||
static bool xdk360_frame(void *data, const void *frame,
|
||||
unsigned width, unsigned height, unsigned pitch, const char *msg)
|
||||
{
|
||||
@ -728,8 +926,7 @@ static void xdk360_start(void)
|
||||
gfx_ctx_set_swap_interval(d3d9->vsync ? 1 : 0, false);
|
||||
|
||||
/* XBox 360 specific font code */
|
||||
HRESULT hr = xdk360_console_init("game:\\media\\Arial_12.xpr",
|
||||
0xff000000, 0xffffffff );
|
||||
HRESULT hr = d3d9_init_font("game:\\media\\Arial_12.xpr");
|
||||
|
||||
if(hr < 0)
|
||||
{
|
||||
@ -745,7 +942,7 @@ static void xdk360_stop(void)
|
||||
{
|
||||
void *data = driver.video_data;
|
||||
driver.video_data = NULL;
|
||||
xdk360_console_deinit();
|
||||
d3d9_deinit_font();
|
||||
xdk360_free(data);
|
||||
}
|
||||
|
||||
|
||||
@ -59,11 +59,6 @@ class PackedResource
|
||||
HRESULT Create( const char * strFilename );
|
||||
void Destroy();
|
||||
|
||||
D3DResource* RegisterResource( D3DResource* pResource ) const
|
||||
{
|
||||
return pResource;
|
||||
}
|
||||
|
||||
void * GetData( unsigned long dwOffset ) const
|
||||
{
|
||||
return &m_pSysMemData[dwOffset];
|
||||
|
||||
Loading…
Reference in New Issue
Block a user