diff options
Diffstat (limited to 'src/caskbench_context.cpp')
| -rw-r--r-- | src/caskbench_context.cpp | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/src/caskbench_context.cpp b/src/caskbench_context.cpp new file mode 100644 index 0000000..fb2a655 --- /dev/null +++ b/src/caskbench_context.cpp @@ -0,0 +1,165 @@ +#include <config.h> +#include <assert.h> +#include <err.h> +#include "caskbench_context.h" + +#include <cairo.h> +#ifdef HAVE_CAIRO_GL_H +# include <cairo-gl.h> +#endif + +#ifdef USE_SKIA +# include <SkBitmap.h> +# include <SkBitmapDevice.h> +# include <SkPaint.h> +# include <SkCanvas.h> +#endif + +void +context_init(caskbench_context_t *context, int size) +{ + assert(context); + assert(size > 0); + + context->size = size; + context->canvas_width = 800; + context->canvas_height = 400; + context->skia_device = NULL; + context->skia_paint = NULL; + context->setup_cairo = NULL; + context->setup_skia = NULL; + context->destroy_cairo = NULL; + context->destroy_skia = NULL; + context->update_cairo = NULL; + context->update_skia = NULL; +} + +void +context_setup_cairo(caskbench_context_t *context, const device_config_t& config) +{ + if (config.surface_type == NULL || !strncmp(config.surface_type, "image", 5)) { + context->setup_cairo = create_cairo_surface_image; + context->destroy_cairo = destroy_cairo_image; + context->update_cairo = update_cairo_image; + } else if (!strncmp(config.surface_type, "glx", 3)) { +#if USE_GLX + context->setup_cairo = create_cairo_surface_glx; + context->destroy_cairo = destroy_cairo_glx; + context->update_cairo = update_cairo_glx; +#else + errx(1, "glx unsupported in this build\n"); +#endif + + } else if (!strncmp(config.surface_type, "egl", 3)) { +#if USE_EGL + context->setup_cairo = create_cairo_surface_egl; + context->destroy_cairo = destroy_cairo_egl; + context->update_cairo = update_cairo_egl; +#else + errx(1, "egl unsupported in this build\n"); +#endif + } + assert (context->setup_cairo); + assert (context->destroy_cairo); + assert (context->update_cairo); + + context->cairo_surface = context->setup_cairo(config); + if (!context->cairo_surface) + errx(2, "Could not create a cairo surface\n"); + + context->cairo_cr = cairo_create(context->cairo_surface); + + // Clear background to black + cairo_set_source_rgb (context->cairo_cr, 0, 0, 0); + cairo_paint (context->cairo_cr); + + // Enable anti-aliasing + cairo_set_antialias (context->cairo_cr, CAIRO_ANTIALIAS_DEFAULT); + + // Ease up Cairo's tessellation tolerance (default is 0.001) + cairo_set_tolerance (context->cairo_cr, 0.25); +} + +void +context_update_cairo(caskbench_context_t *context) +{ + context->update_cairo(); +} + +void +context_destroy_cairo(caskbench_context_t *context) +{ + if (!context) + return; + cairo_destroy(context->cairo_cr); + cairo_surface_destroy(context->cairo_surface); + context->destroy_cairo(); + context->cairo_cr = NULL; +} + +#ifdef USE_SKIA +void +context_setup_skia(caskbench_context_t *context, const device_config_t& config) +{ + if (config.surface_type == NULL || !strncmp(config.surface_type, "image", 5)) { + context->setup_skia = create_skia_device_image; + context->destroy_skia = destroy_skia_image; + context->update_skia = update_skia_image; + } else if (!strncmp(config.surface_type, "glx", 3)) { +#if USE_GLX + context->setup_skia = create_skia_device_glx; + context->destroy_skia = destroy_skia_glx; + context->update_skia = update_skia_glx; +#else + errx(1, "glx unsupported in this build\n"); +#endif + + } else if (!strncmp(config.surface_type, "egl", 3)) { +#if USE_EGL + context->setup_skia = create_skia_device_egl; + context->destroy_skia = destroy_skia_egl; + context->update_skia = update_skia_egl; +#else + errx(1, "egl unsupported in this build\n"); +#endif + } + + assert (context->setup_skia); + assert (context->destroy_skia); + assert (context->update_skia); + + context->skia_device = context->setup_skia(config); + if (!context->skia_device) + errx(2, "Could not create a skia device\n"); + + context->skia_paint = new SkPaint; + context->skia_canvas = new SkCanvas(context->skia_device); + + // Clear background to black + context->skia_canvas->clear(0); + context->skia_paint->setARGB(255, 0, 0, 0); + context->skia_canvas->drawPaint(*context->skia_paint); + + // Enable anti-aliasing + context->skia_paint->setAntiAlias(true); +} + +void +context_update_skia(caskbench_context_t *context) +{ + context->update_skia(); +} + +void +context_destroy_skia(caskbench_context_t *context) +{ + if (!context) + return; + delete context->skia_paint; + delete context->skia_canvas; + delete context->skia_device; + context->destroy_skia(); + context->skia_device = NULL; +} +#endif + |