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replace display::new with malloc

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idea4good
2020-01-23 16:12:18 +08:00
parent e16f90cccc
commit 991c27d5e3
3 changed files with 44 additions and 64 deletions
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6
workspace/core/display.cpp
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@@ -1,7 +1 @@
#include "../core_include/display.h"
#ifdef GUILITE_ON
c_surface_no_fb c_surface_no_fb::mcu_surface(0, 240, 320, 16, 0);
#endif

51
workspace/core_include/display.h
View File

@@ -575,11 +575,9 @@ protected:
class c_surface_no_fb : public c_surface {//No physical framebuffer
friend class c_display;
c_surface_no_fb(c_display* display, unsigned int width, unsigned int height, unsigned int color_bytes, struct EXTERNAL_GFX_OP* gfx_op) :
c_surface(display, width, height, color_bytes) {
m_gfx_op = gfx_op;
}
protected:
c_surface_no_fb(c_display* display, unsigned int width, unsigned int height, unsigned int color_bytes, struct EXTERNAL_GFX_OP* gfx_op) :
c_surface(display, width, height, color_bytes), m_gfx_op(gfx_op) {}
virtual void fill_rect_on_fb(int x0, int y0, int x1, int y1, unsigned int rgb)
{
if (!m_gfx_op)
@@ -648,41 +646,36 @@ protected:
}
}
struct EXTERNAL_GFX_OP* m_gfx_op;//Rendering by external method
static c_surface_no_fb mcu_surface;//Reserve one for avoiding new operation, new operation maybe crash program on Keil platform sometimes.
};
inline c_display::c_display(void* phy_fb, int display_width, int display_height, int surface_width, int surface_height, unsigned int color_bytes, int surface_cnt, EXTERNAL_GFX_OP* gfx_op)
inline c_display::c_display(void* phy_fb, int display_width, int display_height, int surface_width, int surface_height, unsigned int color_bytes, int surface_cnt, EXTERNAL_GFX_OP* gfx_op) : m_width(display_width), m_height(display_height), m_color_bytes(color_bytes), m_phy_fb(phy_fb), m_phy_read_index(0), m_phy_write_index(0), m_surface_cnt(surface_cnt), m_surface_index(0)
{
if (color_bytes != 2 && color_bytes != 4)
{
log_out("Support 16 bits, 32 bits color only!");
ASSERT(false);
}
m_width = display_width;
m_height = display_height;
m_color_bytes = color_bytes;
m_phy_fb = phy_fb;
m_phy_read_index = m_phy_write_index = 0;
memset(m_surface_group, 0, sizeof(m_surface_group));
m_surface_index = 0;
m_surface_cnt = surface_cnt;
ASSERT(m_surface_cnt <= SURFACE_CNT_MAX);
if ((m_surface_cnt == 1) && (gfx_op))
{// Avoid new operation for MCU, new operation maybe crash program on Keil platform sometimes.
c_surface_no_fb::mcu_surface.m_display = this;
c_surface_no_fb::mcu_surface.m_width = surface_width;
c_surface_no_fb::mcu_surface.m_height = surface_height;
c_surface_no_fb::mcu_surface.m_color_bytes = color_bytes;
c_surface_no_fb::mcu_surface.m_gfx_op = gfx_op;
m_surface_group[0] = &c_surface_no_fb::mcu_surface;
return;
}
memset(m_surface_group, 0, sizeof(m_surface_group));
for (int i = 0; i < m_surface_cnt; i++)
{
m_surface_group[i] = phy_fb ? new c_surface(this, surface_width, surface_height, color_bytes) : new c_surface_no_fb(this, surface_width, surface_height, color_bytes, gfx_op);
{// Avoid new operation, new operation maybe crash program on Keil platform sometimes.
if (phy_fb)
{
c_surface tmp(this, surface_width, surface_height, color_bytes);
c_surface* surface = (c_surface*)malloc(sizeof(c_surface));
ASSERT(surface);
memcpy(surface, &tmp, sizeof(tmp));
m_surface_group[i] = surface;
}
else
{
c_surface_no_fb tmp(this, surface_width, surface_height, color_bytes, gfx_op);
c_surface_no_fb* surface = (c_surface_no_fb*)malloc(sizeof(c_surface_no_fb));
ASSERT(surface);
memcpy(surface, &tmp, sizeof(tmp));
m_surface_group[i] = surface;
}
}
}