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This commit is contained in:
Toad King 2012-06-19 12:44:10 -04:00
parent 8e360138d3
commit 55b7267694
3 changed files with 480 additions and 480 deletions
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554
gfx/rpi.c
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@ -36,395 +36,395 @@ typedef struct linuxraw_input linuxraw_input_t;
typedef struct { typedef struct {
EGLDisplay mDisplay; EGLDisplay mDisplay;
EGLSurface mSurface; EGLSurface mSurface;
EGLContext mContext; EGLContext mContext;
uint32_t mScreenWidth; uint32_t mScreenWidth;
uint32_t mScreenHeight; uint32_t mScreenHeight;
float mScreenAspect; float mScreenAspect;
bool mKeepAspect; bool mKeepAspect;
unsigned mTextureWidth; unsigned mTextureWidth;
unsigned mTextureHeight; unsigned mTextureHeight;
unsigned mRenderWidth; unsigned mRenderWidth;
unsigned mRenderHeight; unsigned mRenderHeight;
unsigned x1, y1, x2, y2; unsigned x1, y1, x2, y2;
VGImageFormat mTexType; VGImageFormat mTexType;
VGImage mImage; VGImage mImage;
VGfloat mTransformMatrix[9]; VGfloat mTransformMatrix[9];
VGint scissor[4]; VGint scissor[4];
#ifdef HAVE_FREETYPE #ifdef HAVE_FREETYPE
char *mLastMsg; char *mLastMsg;
uint32_t mFontHeight; uint32_t mFontHeight;
VGFont mFont; VGFont mFont;
font_renderer_t *mFontRenderer; font_renderer_t *mFontRenderer;
bool mFontsOn; bool mFontsOn;
VGuint mMsgLength; VGuint mMsgLength;
VGuint mGlyphIndices[1024]; VGuint mGlyphIndices[1024];
VGPaint mPaintFg; VGPaint mPaintFg;
VGPaint mPaintBg; VGPaint mPaintBg;
#endif #endif
} rpi_t; } rpi_t;
static void rpi_set_nonblock_state(void *data, bool state) static void rpi_set_nonblock_state(void *data, bool state)
{ {
rpi_t *rpi = (rpi_t*)data; rpi_t *rpi = (rpi_t*)data;
eglSwapInterval(rpi->mDisplay, state ? 0 : 1); eglSwapInterval(rpi->mDisplay, state ? 0 : 1);
} }
static void *rpi_init(const video_info_t *video, const input_driver_t **input, void **input_data) static void *rpi_init(const video_info_t *video, const input_driver_t **input, void **input_data)
{ {
int32_t success; int32_t success;
EGLBoolean result; EGLBoolean result;
EGLint num_config; EGLint num_config;
rpi_t *rpi = (rpi_t*)calloc(1, sizeof(rpi_t)); rpi_t *rpi = (rpi_t*)calloc(1, sizeof(rpi_t));
*input = NULL; *input = NULL;
static EGL_DISPMANX_WINDOW_T nativewindow; static EGL_DISPMANX_WINDOW_T nativewindow;
DISPMANX_ELEMENT_HANDLE_T dispman_element; DISPMANX_ELEMENT_HANDLE_T dispman_element;
DISPMANX_DISPLAY_HANDLE_T dispman_display; DISPMANX_DISPLAY_HANDLE_T dispman_display;
DISPMANX_UPDATE_HANDLE_T dispman_update; DISPMANX_UPDATE_HANDLE_T dispman_update;
DISPMANX_MODEINFO_T dispman_modeinfo; DISPMANX_MODEINFO_T dispman_modeinfo;
VC_RECT_T dst_rect; VC_RECT_T dst_rect;
VC_RECT_T src_rect; VC_RECT_T src_rect;
static const EGLint attribute_list[] = static const EGLint attribute_list[] =
{ {
EGL_RED_SIZE, 8, EGL_RED_SIZE, 8,
EGL_GREEN_SIZE, 8, EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8, EGL_BLUE_SIZE, 8,
EGL_ALPHA_SIZE, 8, EGL_ALPHA_SIZE, 8,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT, EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_NONE EGL_NONE
}; };
EGLConfig config; EGLConfig config;
bcm_host_init(); bcm_host_init();
// get an EGL display connection // get an EGL display connection
rpi->mDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY); rpi->mDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);
assert(rpi->mDisplay != EGL_NO_DISPLAY); assert(rpi->mDisplay != EGL_NO_DISPLAY);
// initialize the EGL display connection // initialize the EGL display connection
result = eglInitialize(rpi->mDisplay, NULL, NULL); result = eglInitialize(rpi->mDisplay, NULL, NULL);
assert(result != EGL_FALSE); assert(result != EGL_FALSE);
eglBindAPI(EGL_OPENVG_API); eglBindAPI(EGL_OPENVG_API);
// get an appropriate EGL frame buffer configuration // get an appropriate EGL frame buffer configuration
result = eglChooseConfig(rpi->mDisplay, attribute_list, &config, 1, &num_config); result = eglChooseConfig(rpi->mDisplay, attribute_list, &config, 1, &num_config);
assert(result != EGL_FALSE); assert(result != EGL_FALSE);
// create an EGL rendering context // create an EGL rendering context
rpi->mContext = eglCreateContext(rpi->mDisplay, config, EGL_NO_CONTEXT, NULL); rpi->mContext = eglCreateContext(rpi->mDisplay, config, EGL_NO_CONTEXT, NULL);
assert(rpi->mContext != EGL_NO_CONTEXT); assert(rpi->mContext != EGL_NO_CONTEXT);
// create an EGL window surface // create an EGL window surface
success = graphics_get_display_size(0 /* LCD */, &rpi->mScreenWidth, &rpi->mScreenHeight); success = graphics_get_display_size(0 /* LCD */, &rpi->mScreenWidth, &rpi->mScreenHeight);
assert(success >= 0); assert(success >= 0);
dst_rect.x = 0; dst_rect.x = 0;
dst_rect.y = 0; dst_rect.y = 0;
dst_rect.width = rpi->mScreenWidth; dst_rect.width = rpi->mScreenWidth;
dst_rect.height = rpi->mScreenHeight; dst_rect.height = rpi->mScreenHeight;
src_rect.x = 0; src_rect.x = 0;
src_rect.y = 0; src_rect.y = 0;
src_rect.width = rpi->mScreenWidth << 16; src_rect.width = rpi->mScreenWidth << 16;
src_rect.height = rpi->mScreenHeight << 16; src_rect.height = rpi->mScreenHeight << 16;
dispman_display = vc_dispmanx_display_open(0 /* LCD */); dispman_display = vc_dispmanx_display_open(0 /* LCD */);
vc_dispmanx_display_get_info(dispman_display, &dispman_modeinfo); vc_dispmanx_display_get_info(dispman_display, &dispman_modeinfo);
dispman_update = vc_dispmanx_update_start(0); dispman_update = vc_dispmanx_update_start(0);
dispman_element = vc_dispmanx_element_add ( dispman_update, dispman_display, dispman_element = vc_dispmanx_element_add ( dispman_update, dispman_display,
0/*layer*/, &dst_rect, 0/*src*/, 0/*layer*/, &dst_rect, 0/*src*/,
&src_rect, DISPMANX_PROTECTION_NONE, 0 /*alpha*/, 0/*clamp*/, DISPMANX_NO_ROTATE); &src_rect, DISPMANX_PROTECTION_NONE, 0 /*alpha*/, 0/*clamp*/, DISPMANX_NO_ROTATE);
nativewindow.element = dispman_element; nativewindow.element = dispman_element;
nativewindow.width = rpi->mScreenWidth; nativewindow.width = rpi->mScreenWidth;
nativewindow.height = rpi->mScreenHeight; nativewindow.height = rpi->mScreenHeight;
vc_dispmanx_update_submit_sync(dispman_update); vc_dispmanx_update_submit_sync(dispman_update);
rpi->mSurface = eglCreateWindowSurface(rpi->mDisplay, config, &nativewindow, NULL); rpi->mSurface = eglCreateWindowSurface(rpi->mDisplay, config, &nativewindow, NULL);
assert(rpi->mSurface != EGL_NO_SURFACE); assert(rpi->mSurface != EGL_NO_SURFACE);
// connect the context to the surface // connect the context to the surface
result = eglMakeCurrent(rpi->mDisplay, rpi->mSurface, rpi->mSurface, rpi->mContext); result = eglMakeCurrent(rpi->mDisplay, rpi->mSurface, rpi->mSurface, rpi->mContext);
assert(result != EGL_FALSE); assert(result != EGL_FALSE);
rpi->mTexType = video->rgb32 ? VG_sABGR_8888 : VG_sARGB_1555; rpi->mTexType = video->rgb32 ? VG_sABGR_8888 : VG_sARGB_1555;
rpi->mKeepAspect = video->force_aspect; rpi->mKeepAspect = video->force_aspect;
// check for SD televisions: they should always be 4:3 // check for SD televisions: they should always be 4:3
if (dispman_modeinfo.width == 720 && (dispman_modeinfo.height == 480 || dispman_modeinfo.height == 576)) if (dispman_modeinfo.width == 720 && (dispman_modeinfo.height == 480 || dispman_modeinfo.height == 576))
rpi->mScreenAspect = 4.0f / 3.0f; rpi->mScreenAspect = 4.0f / 3.0f;
else else
rpi->mScreenAspect = (float) dispman_modeinfo.width / dispman_modeinfo.height; rpi->mScreenAspect = (float) dispman_modeinfo.width / dispman_modeinfo.height;
VGfloat clearColor[4] = {0, 0, 0, 1}; VGfloat clearColor[4] = {0, 0, 0, 1};
vgSetfv(VG_CLEAR_COLOR, 4, clearColor); vgSetfv(VG_CLEAR_COLOR, 4, clearColor);
rpi->mTextureWidth = rpi->mTextureHeight = video->input_scale * RARCH_SCALE_BASE; rpi->mTextureWidth = rpi->mTextureHeight = video->input_scale * RARCH_SCALE_BASE;
// We can't use the native format because there's no sXRGB_1555 type and // We can't use the native format because there's no sXRGB_1555 type and
// emulation cores can send 0 in the top bit. We lose some speed on // emulation cores can send 0 in the top bit. We lose some speed on
// conversion but I doubt it has any real affect, since we are only drawing // conversion but I doubt it has any real affect, since we are only drawing
// one image at the end of the day. Still keep the alpha channel for ABGR. // one image at the end of the day. Still keep the alpha channel for ABGR.
rpi->mImage = vgCreateImage(video->rgb32 ? VG_sABGR_8888 : VG_sXBGR_8888, rpi->mTextureWidth, rpi->mTextureHeight, video->smooth ? VG_IMAGE_QUALITY_BETTER : VG_IMAGE_QUALITY_NONANTIALIASED); rpi->mImage = vgCreateImage(video->rgb32 ? VG_sABGR_8888 : VG_sXBGR_8888, rpi->mTextureWidth, rpi->mTextureHeight, video->smooth ? VG_IMAGE_QUALITY_BETTER : VG_IMAGE_QUALITY_NONANTIALIASED);
rpi_set_nonblock_state(rpi, !video->vsync); rpi_set_nonblock_state(rpi, !video->vsync);
linuxraw_input_t *linuxraw_input = (linuxraw_input_t *)input_linuxraw.init(); linuxraw_input_t *linuxraw_input = (linuxraw_input_t *)input_linuxraw.init();
if (linuxraw_input) if (linuxraw_input)
{ {
*input = (const input_driver_t *)&input_linuxraw; *input = (const input_driver_t *)&input_linuxraw;
*input_data = linuxraw_input; *input_data = linuxraw_input;
} }
#ifdef HAVE_FREETYPE #ifdef HAVE_FREETYPE
if (g_settings.video.font_enable) if (g_settings.video.font_enable)
{ {
rpi->mFont = vgCreateFont(0); rpi->mFont = vgCreateFont(0);
rpi->mFontHeight = g_settings.video.font_size * (g_settings.video.font_scale ? (float) rpi->mScreenWidth / 1280.0f : 1.0f); rpi->mFontHeight = g_settings.video.font_size * (g_settings.video.font_scale ? (float) rpi->mScreenWidth / 1280.0f : 1.0f);
const char *path = g_settings.video.font_path; const char *path = g_settings.video.font_path;
if (!*path || !path_file_exists(path)) if (!*path || !path_file_exists(path))
path = font_renderer_get_default_font(); path = font_renderer_get_default_font();
rpi->mFontRenderer = font_renderer_new(path, rpi->mFontHeight); rpi->mFontRenderer = font_renderer_new(path, rpi->mFontHeight);
if (rpi->mFont != VG_INVALID_HANDLE && rpi->mFontRenderer) if (rpi->mFont != VG_INVALID_HANDLE && rpi->mFontRenderer)
{ {
rpi->mFontsOn = true; rpi->mFontsOn = true;
rpi->mPaintFg = vgCreatePaint(); rpi->mPaintFg = vgCreatePaint();
rpi->mPaintBg = vgCreatePaint(); rpi->mPaintBg = vgCreatePaint();
VGfloat paintFg[] = { g_settings.video.msg_color_r, g_settings.video.msg_color_g, g_settings.video.msg_color_b, 1.0f }; VGfloat paintFg[] = { g_settings.video.msg_color_r, g_settings.video.msg_color_g, g_settings.video.msg_color_b, 1.0f };
VGfloat paintBg[] = { g_settings.video.msg_color_r / 2.0f, g_settings.video.msg_color_g / 2.0f, g_settings.video.msg_color_b / 2.0f, 0.5f }; VGfloat paintBg[] = { g_settings.video.msg_color_r / 2.0f, g_settings.video.msg_color_g / 2.0f, g_settings.video.msg_color_b / 2.0f, 0.5f };
vgSetParameteri(rpi->mPaintFg, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR); vgSetParameteri(rpi->mPaintFg, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR);
vgSetParameterfv(rpi->mPaintFg, VG_PAINT_COLOR, 4, paintFg); vgSetParameterfv(rpi->mPaintFg, VG_PAINT_COLOR, 4, paintFg);
vgSetParameteri(rpi->mPaintBg, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR); vgSetParameteri(rpi->mPaintBg, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR);
vgSetParameterfv(rpi->mPaintBg, VG_PAINT_COLOR, 4, paintBg); vgSetParameterfv(rpi->mPaintBg, VG_PAINT_COLOR, 4, paintBg);
} }
} }
#endif #endif
return rpi; return rpi;
} }
static void rpi_free(void *data) static void rpi_free(void *data)
{ {
rpi_t *rpi = (rpi_t*)data; rpi_t *rpi = (rpi_t*)data;
vgDestroyImage(rpi->mImage); vgDestroyImage(rpi->mImage);
#ifdef HAVE_FREETYPE #ifdef HAVE_FREETYPE
if (rpi->mFontsOn) if (rpi->mFontsOn)
{ {
vgDestroyFont(rpi->mFont); vgDestroyFont(rpi->mFont);
font_renderer_free(rpi->mFontRenderer); font_renderer_free(rpi->mFontRenderer);
vgDestroyPaint(rpi->mPaintFg); vgDestroyPaint(rpi->mPaintFg);
vgDestroyPaint(rpi->mPaintBg); vgDestroyPaint(rpi->mPaintBg);
} }
#endif #endif
// Release EGL resources // Release EGL resources
eglMakeCurrent(rpi->mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); eglMakeCurrent(rpi->mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
eglDestroySurface(rpi->mDisplay, rpi->mSurface); eglDestroySurface(rpi->mDisplay, rpi->mSurface);
eglDestroyContext(rpi->mDisplay, rpi->mContext); eglDestroyContext(rpi->mDisplay, rpi->mContext);
eglTerminate(rpi->mDisplay); eglTerminate(rpi->mDisplay);
free(rpi); free(rpi);
} }
#ifdef HAVE_FREETYPE #ifdef HAVE_FREETYPE
static void rpi_render_message(rpi_t *rpi, const char *msg) static void rpi_render_message(rpi_t *rpi, const char *msg)
{ {
free(rpi->mLastMsg); free(rpi->mLastMsg);
rpi->mLastMsg = strdup(msg); rpi->mLastMsg = strdup(msg);
if(rpi->mMsgLength) if(rpi->mMsgLength)
{ {
while (--rpi->mMsgLength) while (--rpi->mMsgLength)
vgClearGlyph(rpi->mFont, rpi->mMsgLength); vgClearGlyph(rpi->mFont, rpi->mMsgLength);
vgClearGlyph(rpi->mFont, 0); vgClearGlyph(rpi->mFont, 0);
} }
struct font_output_list out; struct font_output_list out;
font_renderer_msg(rpi->mFontRenderer, msg, &out); font_renderer_msg(rpi->mFontRenderer, msg, &out);
struct font_output *head = out.head; struct font_output *head = out.head;
while (head) while (head)
{ {
if (rpi->mMsgLength >= 1024) if (rpi->mMsgLength >= 1024)
break; break;
VGfloat origin[2], escapement[2]; VGfloat origin[2], escapement[2];
VGImage img; VGImage img;
escapement[0] = (VGfloat) (head->advance_x); escapement[0] = (VGfloat) (head->advance_x);
escapement[1] = (VGfloat) (head->advance_y); escapement[1] = (VGfloat) (head->advance_y);
origin[0] = (VGfloat) (-head->char_off_x); origin[0] = (VGfloat) (-head->char_off_x);
origin[1] = (VGfloat) (head->char_off_y); origin[1] = (VGfloat) (head->char_off_y);
img = vgCreateImage(VG_A_8, head->width, head->height, VG_IMAGE_QUALITY_NONANTIALIASED); img = vgCreateImage(VG_A_8, head->width, head->height, VG_IMAGE_QUALITY_NONANTIALIASED);
// flip it // flip it
for (unsigned i = 0; i < head->height; i++) for (unsigned i = 0; i < head->height; i++)
vgImageSubData(img, head->output + head->pitch * i, head->pitch, VG_A_8, 0, head->height - i - 1, head->width, 1); vgImageSubData(img, head->output + head->pitch * i, head->pitch, VG_A_8, 0, head->height - i - 1, head->width, 1);
vgSetGlyphToImage(rpi->mFont, rpi->mMsgLength, img, origin, escapement); vgSetGlyphToImage(rpi->mFont, rpi->mMsgLength, img, origin, escapement);
vgDestroyImage(img); vgDestroyImage(img);
rpi->mMsgLength++; rpi->mMsgLength++;
head = head->next; head = head->next;
} }
font_renderer_free_output(&out); font_renderer_free_output(&out);
for (unsigned i = 0; i < rpi->mMsgLength; i++) for (unsigned i = 0; i < rpi->mMsgLength; i++)
rpi->mGlyphIndices[i] = i; rpi->mGlyphIndices[i] = i;
} }
static void rpi_draw_message(rpi_t *rpi, const char *msg) static void rpi_draw_message(rpi_t *rpi, const char *msg)
{ {
if (!rpi->mLastMsg || strcmp(rpi->mLastMsg, msg)) if (!rpi->mLastMsg || strcmp(rpi->mLastMsg, msg))
rpi_render_message(rpi, msg); rpi_render_message(rpi, msg);
vgSeti(VG_SCISSORING, VG_FALSE); vgSeti(VG_SCISSORING, VG_FALSE);
vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_STENCIL); vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_STENCIL);
VGfloat origins[] = { rpi->mScreenWidth * g_settings.video.msg_pos_x - 2.0f, rpi->mScreenHeight * g_settings.video.msg_pos_y - 2.0f }; VGfloat origins[] = { rpi->mScreenWidth * g_settings.video.msg_pos_x - 2.0f, rpi->mScreenHeight * g_settings.video.msg_pos_y - 2.0f };
vgSetfv(VG_GLYPH_ORIGIN, 2, origins); vgSetfv(VG_GLYPH_ORIGIN, 2, origins);
vgSetPaint(rpi->mPaintBg, VG_FILL_PATH); vgSetPaint(rpi->mPaintBg, VG_FILL_PATH);
vgDrawGlyphs(rpi->mFont, rpi->mMsgLength, rpi->mGlyphIndices, NULL, NULL, VG_FILL_PATH, VG_TRUE); vgDrawGlyphs(rpi->mFont, rpi->mMsgLength, rpi->mGlyphIndices, NULL, NULL, VG_FILL_PATH, VG_TRUE);
origins[0] += 2.0f; origins[0] += 2.0f;
origins[1] += 2.0f; origins[1] += 2.0f;
vgSetfv(VG_GLYPH_ORIGIN, 2, origins); vgSetfv(VG_GLYPH_ORIGIN, 2, origins);
vgSetPaint(rpi->mPaintFg, VG_FILL_PATH); vgSetPaint(rpi->mPaintFg, VG_FILL_PATH);
vgDrawGlyphs(rpi->mFont, rpi->mMsgLength, rpi->mGlyphIndices, NULL, NULL, VG_FILL_PATH, VG_TRUE); vgDrawGlyphs(rpi->mFont, rpi->mMsgLength, rpi->mGlyphIndices, NULL, NULL, VG_FILL_PATH, VG_TRUE);
vgSeti(VG_SCISSORING, VG_TRUE); vgSeti(VG_SCISSORING, VG_TRUE);
vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_NORMAL); vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_NORMAL);
} }
#endif #endif
static void rpi_calculate_quad(rpi_t *rpi) static void rpi_calculate_quad(rpi_t *rpi)
{ {
// set viewport for aspect ratio, taken from the OpenGL driver // set viewport for aspect ratio, taken from the OpenGL driver
if (rpi->mKeepAspect) if (rpi->mKeepAspect)
{ {
float desired_aspect = g_settings.video.aspect_ratio; float desired_aspect = g_settings.video.aspect_ratio;
// If the aspect ratios of screen and desired aspect ratio are sufficiently equal (floating point stuff), // If the aspect ratios of screen and desired aspect ratio are sufficiently equal (floating point stuff),
// assume they are actually equal. // assume they are actually equal.
if (fabs(rpi->mScreenAspect - desired_aspect) < 0.0001) if (fabs(rpi->mScreenAspect - desired_aspect) < 0.0001)
{ {
rpi->x1 = 0; rpi->x1 = 0;
rpi->y1 = 0; rpi->y1 = 0;
rpi->x2 = rpi->mScreenWidth; rpi->x2 = rpi->mScreenWidth;
rpi->y2 = rpi->mScreenHeight; rpi->y2 = rpi->mScreenHeight;
} }
else if (rpi->mScreenAspect > desired_aspect) else if (rpi->mScreenAspect > desired_aspect)
{ {
float delta = (desired_aspect / rpi->mScreenAspect - 1.0) / 2.0 + 0.5; float delta = (desired_aspect / rpi->mScreenAspect - 1.0) / 2.0 + 0.5;
rpi->x1 = rpi->mScreenWidth * (0.5 - delta); rpi->x1 = rpi->mScreenWidth * (0.5 - delta);
rpi->y1 = 0; rpi->y1 = 0;
rpi->x2 = 2.0 * rpi->mScreenWidth * delta + rpi->x1; rpi->x2 = 2.0 * rpi->mScreenWidth * delta + rpi->x1;
rpi->y2 = rpi->mScreenHeight + rpi->y1; rpi->y2 = rpi->mScreenHeight + rpi->y1;
} }
else else
{ {
float delta = (rpi->mScreenAspect / desired_aspect - 1.0) / 2.0 + 0.5; float delta = (rpi->mScreenAspect / desired_aspect - 1.0) / 2.0 + 0.5;
rpi->x1 = 0; rpi->x1 = 0;
rpi->y1 = rpi->mScreenHeight * (0.5 - delta); rpi->y1 = rpi->mScreenHeight * (0.5 - delta);
rpi->x2 = rpi->mScreenWidth + rpi->x1; rpi->x2 = rpi->mScreenWidth + rpi->x1;
rpi->y2 = 2.0 * rpi->mScreenHeight * delta + rpi->y1; rpi->y2 = 2.0 * rpi->mScreenHeight * delta + rpi->y1;
} }
} }
else else
{ {
rpi->x1 = 0; rpi->x1 = 0;
rpi->y1 = 0; rpi->y1 = 0;
rpi->x2 = rpi->mScreenWidth; rpi->x2 = rpi->mScreenWidth;
rpi->y2 = rpi->mScreenHeight; rpi->y2 = rpi->mScreenHeight;
} }
rpi->scissor[0] = rpi->x1; rpi->scissor[0] = rpi->x1;
rpi->scissor[1] = rpi->y1; rpi->scissor[1] = rpi->y1;
rpi->scissor[2] = rpi->x2 - rpi->x1; rpi->scissor[2] = rpi->x2 - rpi->x1;
rpi->scissor[3] = rpi->y2 - rpi->y1; rpi->scissor[3] = rpi->y2 - rpi->y1;
vgSetiv(VG_SCISSOR_RECTS, 4, rpi->scissor); vgSetiv(VG_SCISSOR_RECTS, 4, rpi->scissor);
} }
static bool rpi_frame(void *data, const void *frame, unsigned width, unsigned height, unsigned pitch, const char *msg) static bool rpi_frame(void *data, const void *frame, unsigned width, unsigned height, unsigned pitch, const char *msg)
{ {
rpi_t *rpi = (rpi_t*)data; rpi_t *rpi = (rpi_t*)data;
if (width != rpi->mRenderWidth || height != rpi->mRenderHeight) if (width != rpi->mRenderWidth || height != rpi->mRenderHeight)
{ {
rpi->mRenderWidth = width; rpi->mRenderWidth = width;
rpi->mRenderHeight = height; rpi->mRenderHeight = height;
rpi_calculate_quad(rpi); rpi_calculate_quad(rpi);
vguComputeWarpQuadToQuad( vguComputeWarpQuadToQuad(
rpi->x1, rpi->y1, rpi->x2, rpi->y1, rpi->x2, rpi->y2, rpi->x1, rpi->y2, rpi->x1, rpi->y1, rpi->x2, rpi->y1, rpi->x2, rpi->y2, rpi->x1, rpi->y2,
// needs to be flipped, Khronos loves their bottom-left origin // needs to be flipped, Khronos loves their bottom-left origin
0, height, width, height, width, 0, 0, 0, 0, height, width, height, width, 0, 0, 0,
rpi->mTransformMatrix); rpi->mTransformMatrix);
vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE); vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE);
vgLoadMatrix(rpi->mTransformMatrix); vgLoadMatrix(rpi->mTransformMatrix);
} }
vgSeti(VG_SCISSORING, VG_FALSE); vgSeti(VG_SCISSORING, VG_FALSE);
vgClear(0, 0, rpi->mScreenWidth, rpi->mScreenHeight); vgClear(0, 0, rpi->mScreenWidth, rpi->mScreenHeight);
vgSeti(VG_SCISSORING, VG_TRUE); vgSeti(VG_SCISSORING, VG_TRUE);
vgImageSubData(rpi->mImage, frame, pitch, rpi->mTexType, 0, 0, width, height); vgImageSubData(rpi->mImage, frame, pitch, rpi->mTexType, 0, 0, width, height);
vgDrawImage(rpi->mImage); vgDrawImage(rpi->mImage);
#ifdef HAVE_FREETYPE #ifdef HAVE_FREETYPE
if (msg && rpi->mFontsOn) if (msg && rpi->mFontsOn)
rpi_draw_message(rpi, msg); rpi_draw_message(rpi, msg);
#else #else
(void)msg; (void)msg;
#endif #endif
eglSwapBuffers(rpi->mDisplay, rpi->mSurface); eglSwapBuffers(rpi->mDisplay, rpi->mSurface);
return true; return true;
} }
static bool rpi_alive(void *data) static bool rpi_alive(void *data)
{ {
(void)data; (void)data;
return true; return true;
} }
static bool rpi_focus(void *data) static bool rpi_focus(void *data)
{ {
(void)data; (void)data;
return true; return true;
} }
static void rpi_set_rotation(void *data, unsigned rotation) static void rpi_set_rotation(void *data, unsigned rotation)
{ {
(void)data; (void)data;
(void)rotation; (void)rotation;
} }
const video_driver_t video_rpi = { const video_driver_t video_rpi = {
rpi_init, rpi_init,
rpi_frame, rpi_frame,
rpi_set_nonblock_state, rpi_set_nonblock_state,
rpi_alive, rpi_alive,
rpi_focus, rpi_focus,
NULL, NULL,
rpi_free, rpi_free,
"rpi", "rpi",
rpi_set_rotation, rpi_set_rotation,
}; };

402
input/linuxraw_input.c
View File

@ -31,272 +31,272 @@ static struct termios oldTerm, newTerm;
struct key_bind struct key_bind
{ {
uint8_t x; uint8_t x;
enum rarch_key sk; enum rarch_key sk;
}; };
static unsigned keysym_lut[SK_LAST]; static unsigned keysym_lut[SK_LAST];
static const struct key_bind lut_binds[] = { static const struct key_bind lut_binds[] = {
{ KEY_ESC, SK_ESCAPE }, { KEY_ESC, SK_ESCAPE },
{ KEY_1, SK_1 }, { KEY_1, SK_1 },
{ KEY_2, SK_2 }, { KEY_2, SK_2 },
{ KEY_3, SK_3}, { KEY_3, SK_3},
{ KEY_4, SK_4 }, { KEY_4, SK_4 },
{ KEY_5, SK_5 }, { KEY_5, SK_5 },
{ KEY_6, SK_6 }, { KEY_6, SK_6 },
{ KEY_7, SK_7 }, { KEY_7, SK_7 },
{ KEY_8, SK_8 }, { KEY_8, SK_8 },
{ KEY_9, SK_9 }, { KEY_9, SK_9 },
{ KEY_0, SK_0 }, { KEY_0, SK_0 },
{ KEY_MINUS, SK_MINUS }, { KEY_MINUS, SK_MINUS },
{ KEY_EQUAL, SK_EQUALS }, { KEY_EQUAL, SK_EQUALS },
{ KEY_BACKSPACE, SK_BACKSPACE }, { KEY_BACKSPACE, SK_BACKSPACE },
{ KEY_TAB, SK_TAB }, { KEY_TAB, SK_TAB },
{ KEY_Q, SK_q }, { KEY_Q, SK_q },
{ KEY_W, SK_w }, { KEY_W, SK_w },
{ KEY_E, SK_e }, { KEY_E, SK_e },
{ KEY_R, SK_r }, { KEY_R, SK_r },
{ KEY_T, SK_t }, { KEY_T, SK_t },
{ KEY_Y, SK_y }, { KEY_Y, SK_y },
{ KEY_U, SK_u }, { KEY_U, SK_u },
{ KEY_I, SK_i }, { KEY_I, SK_i },
{ KEY_O, SK_o }, { KEY_O, SK_o },
{ KEY_P, SK_p }, { KEY_P, SK_p },
{ KEY_LEFTBRACE, SK_LEFTBRACKET }, { KEY_LEFTBRACE, SK_LEFTBRACKET },
{ KEY_RIGHTBRACE, SK_RIGHTBRACKET }, { KEY_RIGHTBRACE, SK_RIGHTBRACKET },
{ KEY_ENTER, SK_RETURN }, { KEY_ENTER, SK_RETURN },
{ KEY_LEFTCTRL, SK_LCTRL }, { KEY_LEFTCTRL, SK_LCTRL },
{ KEY_A, SK_a }, { KEY_A, SK_a },
{ KEY_S, SK_s }, { KEY_S, SK_s },
{ KEY_D, SK_d }, { KEY_D, SK_d },
{ KEY_F, SK_f }, { KEY_F, SK_f },
{ KEY_G, SK_g }, { KEY_G, SK_g },
{ KEY_H, SK_h }, { KEY_H, SK_h },
{ KEY_J, SK_j }, { KEY_J, SK_j },
{ KEY_K, SK_k }, { KEY_K, SK_k },
{ KEY_L, SK_l }, { KEY_L, SK_l },
{ KEY_SEMICOLON, SK_SEMICOLON }, { KEY_SEMICOLON, SK_SEMICOLON },
{ KEY_APOSTROPHE, SK_QUOTE }, { KEY_APOSTROPHE, SK_QUOTE },
{ KEY_GRAVE, SK_BACKQUOTE }, { KEY_GRAVE, SK_BACKQUOTE },
{ KEY_LEFTSHIFT, SK_LSHIFT }, { KEY_LEFTSHIFT, SK_LSHIFT },
{ KEY_BACKSLASH, SK_BACKSLASH }, { KEY_BACKSLASH, SK_BACKSLASH },
{ KEY_Z, SK_z }, { KEY_Z, SK_z },
{ KEY_X, SK_x }, { KEY_X, SK_x },
{ KEY_C, SK_c }, { KEY_C, SK_c },
{ KEY_V, SK_v }, { KEY_V, SK_v },
{ KEY_B, SK_b }, { KEY_B, SK_b },
{ KEY_N, SK_n }, { KEY_N, SK_n },
{ KEY_M, SK_m }, { KEY_M, SK_m },
{ KEY_COMMA, SK_COMMA }, { KEY_COMMA, SK_COMMA },
{ KEY_DOT, SK_PERIOD }, { KEY_DOT, SK_PERIOD },
{ KEY_SLASH, SK_SLASH }, { KEY_SLASH, SK_SLASH },
{ KEY_RIGHTSHIFT, SK_RSHIFT }, { KEY_RIGHTSHIFT, SK_RSHIFT },
{ KEY_KPASTERISK, SK_KP_MULTIPLY }, { KEY_KPASTERISK, SK_KP_MULTIPLY },
{ KEY_LEFTALT, SK_LALT }, { KEY_LEFTALT, SK_LALT },
{ KEY_SPACE, SK_SPACE }, { KEY_SPACE, SK_SPACE },
{ KEY_CAPSLOCK, SK_CAPSLOCK }, { KEY_CAPSLOCK, SK_CAPSLOCK },
{ KEY_F1, SK_F1 }, { KEY_F1, SK_F1 },
{ KEY_F2, SK_F2 }, { KEY_F2, SK_F2 },
{ KEY_F3, SK_F3 }, { KEY_F3, SK_F3 },
{ KEY_F4, SK_F4 }, { KEY_F4, SK_F4 },
{ KEY_F5, SK_F5 }, { KEY_F5, SK_F5 },
{ KEY_F6, SK_F6 }, { KEY_F6, SK_F6 },
{ KEY_F7, SK_F7 }, { KEY_F7, SK_F7 },
{ KEY_F8, SK_F8 }, { KEY_F8, SK_F8 },
{ KEY_F9, SK_F9 }, { KEY_F9, SK_F9 },
{ KEY_F10, SK_F10 }, { KEY_F10, SK_F10 },
{ KEY_NUMLOCK, SK_NUMLOCK }, { KEY_NUMLOCK, SK_NUMLOCK },
{ KEY_SCROLLLOCK, SK_SCROLLOCK }, { KEY_SCROLLLOCK, SK_SCROLLOCK },
{ KEY_KP7, SK_KP7 }, { KEY_KP7, SK_KP7 },
{ KEY_KP8, SK_KP8 }, { KEY_KP8, SK_KP8 },
{ KEY_KP9, SK_KP9 }, { KEY_KP9, SK_KP9 },
{ KEY_KPMINUS, SK_KP_MINUS }, { KEY_KPMINUS, SK_KP_MINUS },
{ KEY_KP4, SK_KP4 }, { KEY_KP4, SK_KP4 },
{ KEY_KP5, SK_KP5 }, { KEY_KP5, SK_KP5 },
{ KEY_KP6, SK_KP6 }, { KEY_KP6, SK_KP6 },
{ KEY_KPPLUS, SK_KP_PLUS }, { KEY_KPPLUS, SK_KP_PLUS },
{ KEY_KP1, SK_KP1 }, { KEY_KP1, SK_KP1 },
{ KEY_KP2, SK_KP2 }, { KEY_KP2, SK_KP2 },
{ KEY_KP3, SK_KP3 }, { KEY_KP3, SK_KP3 },
{ KEY_KP0, SK_KP0 }, { KEY_KP0, SK_KP0 },
{ KEY_KPDOT, SK_KP_PERIOD }, { KEY_KPDOT, SK_KP_PERIOD },
{ KEY_F11, SK_F11 }, { KEY_F11, SK_F11 },
{ KEY_F12, SK_F12 }, { KEY_F12, SK_F12 },
{ KEY_KPENTER, SK_KP_ENTER }, { KEY_KPENTER, SK_KP_ENTER },
{ KEY_RIGHTCTRL, SK_RCTRL }, { KEY_RIGHTCTRL, SK_RCTRL },
{ KEY_KPSLASH, SK_KP_DIVIDE }, { KEY_KPSLASH, SK_KP_DIVIDE },
{ KEY_SYSRQ, SK_PRINT }, { KEY_SYSRQ, SK_PRINT },
{ KEY_RIGHTALT, SK_RALT }, { KEY_RIGHTALT, SK_RALT },
{ KEY_HOME, SK_HOME }, { KEY_HOME, SK_HOME },
{ KEY_UP, SK_UP }, { KEY_UP, SK_UP },
{ KEY_PAGEUP, SK_PAGEUP }, { KEY_PAGEUP, SK_PAGEUP },
{ KEY_LEFT, SK_LEFT }, { KEY_LEFT, SK_LEFT },
{ KEY_RIGHT, SK_RIGHT }, { KEY_RIGHT, SK_RIGHT },
{ KEY_END, SK_END }, { KEY_END, SK_END },
{ KEY_DOWN, SK_DOWN }, { KEY_DOWN, SK_DOWN },
{ KEY_PAGEDOWN, SK_PAGEDOWN }, { KEY_PAGEDOWN, SK_PAGEDOWN },
{ KEY_INSERT, SK_INSERT }, { KEY_INSERT, SK_INSERT },
{ KEY_DELETE, SK_DELETE }, { KEY_DELETE, SK_DELETE },
{ KEY_PAUSE, SK_PAUSE }, { KEY_PAUSE, SK_PAUSE },
}; };
static void init_lut(void) static void init_lut(void)
{ {
memset(keysym_lut, 0, sizeof(keysym_lut)); memset(keysym_lut, 0, sizeof(keysym_lut));
for (unsigned i = 0; i < sizeof(lut_binds) / sizeof(lut_binds[0]); i++) for (unsigned i = 0; i < sizeof(lut_binds) / sizeof(lut_binds[0]); i++)
keysym_lut[lut_binds[i].sk] = lut_binds[i].x; keysym_lut[lut_binds[i].sk] = lut_binds[i].x;
} }
static void linuxraw_resetKbmd() static void linuxraw_resetKbmd()
{ {
if (oldKbmd != 0xFFFF) if (oldKbmd != 0xFFFF)
{ {
ioctl(0, KDSKBMODE, oldKbmd); ioctl(0, KDSKBMODE, oldKbmd);
tcsetattr(0, TCSAFLUSH, &oldTerm); tcsetattr(0, TCSAFLUSH, &oldTerm);
oldKbmd = 0xFFFF; oldKbmd = 0xFFFF;
} }
} }
static void linuxraw_exitGracefully(int sig) static void linuxraw_exitGracefully(int sig)
{ {
linuxraw_resetKbmd(); linuxraw_resetKbmd();
signal(sig, SIG_DFL); signal(sig, SIG_DFL);
kill(getpid(), sig); kill(getpid(), sig);
} }
static void *linuxraw_input_init(void) static void *linuxraw_input_init(void)
{ {
// only work on terminals // only work on terminals
if (!isatty(0)) if (!isatty(0))
return NULL; return NULL;
linuxraw_input_t *linuxraw = (linuxraw_input_t*)calloc(1, sizeof(*linuxraw)); linuxraw_input_t *linuxraw = (linuxraw_input_t*)calloc(1, sizeof(*linuxraw));
if (!linuxraw) if (!linuxraw)
return NULL; return NULL;
if (oldKbmd == 0xFFFF) if (oldKbmd == 0xFFFF)
{ {
tcgetattr(0, &oldTerm); tcgetattr(0, &oldTerm);
newTerm = oldTerm; newTerm = oldTerm;
newTerm.c_lflag &= ~(ECHO | ICANON | ISIG); newTerm.c_lflag &= ~(ECHO | ICANON | ISIG);
newTerm.c_iflag &= ~(ISTRIP | IGNCR | ICRNL | INLCR | IXOFF | IXON); newTerm.c_iflag &= ~(ISTRIP | IGNCR | ICRNL | INLCR | IXOFF | IXON);
newTerm.c_cc[VMIN] = 0; newTerm.c_cc[VMIN] = 0;
newTerm.c_cc[VTIME] = 0; newTerm.c_cc[VTIME] = 0;
if (ioctl(0, KDGKBMODE, &oldKbmd) != 0) if (ioctl(0, KDGKBMODE, &oldKbmd) != 0)
return NULL; return NULL;
} }
tcsetattr(0, TCSAFLUSH, &newTerm); tcsetattr(0, TCSAFLUSH, &newTerm);
if (ioctl(0, KDSKBMODE, K_MEDIUMRAW) != 0) if (ioctl(0, KDSKBMODE, K_MEDIUMRAW) != 0)
{ {
linuxraw_resetKbmd(); linuxraw_resetKbmd();
return NULL; return NULL;
} }
// trap some standard termination codes so we can restore the keyboard before we lose control // trap some standard termination codes so we can restore the keyboard before we lose control
signal(SIGABRT, linuxraw_exitGracefully); signal(SIGABRT, linuxraw_exitGracefully);
signal(SIGBUS, linuxraw_exitGracefully); signal(SIGBUS, linuxraw_exitGracefully);
signal(SIGFPE, linuxraw_exitGracefully); signal(SIGFPE, linuxraw_exitGracefully);
signal(SIGILL, linuxraw_exitGracefully); signal(SIGILL, linuxraw_exitGracefully);
signal(SIGINT, linuxraw_exitGracefully); signal(SIGINT, linuxraw_exitGracefully);
signal(SIGQUIT, linuxraw_exitGracefully); signal(SIGQUIT, linuxraw_exitGracefully);
signal(SIGSEGV, linuxraw_exitGracefully); signal(SIGSEGV, linuxraw_exitGracefully);
signal(SIGTERM, linuxraw_exitGracefully); signal(SIGTERM, linuxraw_exitGracefully);
atexit(linuxraw_resetKbmd); atexit(linuxraw_resetKbmd);
linuxraw->sdl = (sdl_input_t*)input_sdl.init(); linuxraw->sdl = (sdl_input_t*)input_sdl.init();
if (!linuxraw->sdl) if (!linuxraw->sdl)
{ {
linuxraw_resetKbmd(); linuxraw_resetKbmd();
free(linuxraw); free(linuxraw);
return NULL; return NULL;
} }
init_lut(); init_lut();
linuxraw->sdl->use_keyboard = false; linuxraw->sdl->use_keyboard = false;
return linuxraw; return linuxraw;
} }
static bool linuxraw_key_pressed(linuxraw_input_t *linuxraw, int key) static bool linuxraw_key_pressed(linuxraw_input_t *linuxraw, int key)
{ {
return linuxraw->state[keysym_lut[key]]; return linuxraw->state[keysym_lut[key]];
} }
static bool linuxraw_is_pressed(linuxraw_input_t *linuxraw, const struct snes_keybind *binds, unsigned id) static bool linuxraw_is_pressed(linuxraw_input_t *linuxraw, const struct snes_keybind *binds, unsigned id)
{ {
if (id < RARCH_BIND_LIST_END) if (id < RARCH_BIND_LIST_END)
{ {
const struct snes_keybind *bind = &binds[id]; const struct snes_keybind *bind = &binds[id];
return bind->valid && linuxraw_key_pressed(linuxraw, binds[id].key); return bind->valid && linuxraw_key_pressed(linuxraw, binds[id].key);
} }
else else
return false; return false;
} }
static bool linuxraw_bind_button_pressed(void *data, int key) static bool linuxraw_bind_button_pressed(void *data, int key)
{ {
linuxraw_input_t *linuxraw = (linuxraw_input_t*)data; linuxraw_input_t *linuxraw = (linuxraw_input_t*)data;
return linuxraw_is_pressed(linuxraw, g_settings.input.binds[0], key) || return linuxraw_is_pressed(linuxraw, g_settings.input.binds[0], key) ||
input_sdl.key_pressed(linuxraw->sdl, key); input_sdl.key_pressed(linuxraw->sdl, key);
} }
static int16_t linuxraw_input_state(void *data, const struct snes_keybind **binds, unsigned port, unsigned device, unsigned index, unsigned id) static int16_t linuxraw_input_state(void *data, const struct snes_keybind **binds, unsigned port, unsigned device, unsigned index, unsigned id)
{ {
linuxraw_input_t *linuxraw = (linuxraw_input_t*)data; linuxraw_input_t *linuxraw = (linuxraw_input_t*)data;
switch (device) switch (device)
{ {
case RETRO_DEVICE_JOYPAD: case RETRO_DEVICE_JOYPAD:
return linuxraw_is_pressed(linuxraw, binds[port], id) || return linuxraw_is_pressed(linuxraw, binds[port], id) ||
input_sdl.input_state(linuxraw->sdl, binds, port, device, index, id); input_sdl.input_state(linuxraw->sdl, binds, port, device, index, id);
default: default:
return 0; return 0;
} }
} }
static void linuxraw_input_free(void *data) static void linuxraw_input_free(void *data)
{ {
linuxraw_input_t *linuxraw = (linuxraw_input_t*)data; linuxraw_input_t *linuxraw = (linuxraw_input_t*)data;
input_sdl.free(linuxraw->sdl); input_sdl.free(linuxraw->sdl);
linuxraw_resetKbmd(); linuxraw_resetKbmd();
free(data); free(data);
} }
static void linuxraw_input_poll(void *data) static void linuxraw_input_poll(void *data)
{ {
linuxraw_input_t *linuxraw = (linuxraw_input_t*)data; linuxraw_input_t *linuxraw = (linuxraw_input_t*)data;
uint8_t c; uint8_t c;
uint16_t t; uint16_t t;
while (read(0, &c, 1)) while (read(0, &c, 1))
{ {
bool pressed = !(c & 0x80); bool pressed = !(c & 0x80);
c &= ~0x80; c &= ~0x80;
// ignore extended scancodes // ignore extended scancodes
if (!c) if (!c)
read(0, &t, 2); read(0, &t, 2);
linuxraw->state[c] = pressed; linuxraw->state[c] = pressed;
} }
input_sdl.poll(linuxraw->sdl); input_sdl.poll(linuxraw->sdl);
} }
const input_driver_t input_linuxraw = { const input_driver_t input_linuxraw = {
linuxraw_input_init, linuxraw_input_init,
linuxraw_input_poll, linuxraw_input_poll,
linuxraw_input_state, linuxraw_input_state,
linuxraw_bind_button_pressed, linuxraw_bind_button_pressed,
linuxraw_input_free, linuxraw_input_free,
"linuxraw" "linuxraw"
}; };

4
input/linuxraw_input.h
View File

@ -22,8 +22,8 @@
typedef struct linuxraw_input typedef struct linuxraw_input
{ {
sdl_input_t *sdl; sdl_input_t *sdl;
bool state[0x80]; bool state[0x80];
} linuxraw_input_t; } linuxraw_input_t;
#endif #endif