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Rev | Author | Line No. | Line |
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4768 | Serge | 1 | #include |
2 | #include |
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3 | #include |
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4 | |||
5 | #include "render.h" |
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6 | #include |
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7 | #include |
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8 | |||
9 | #define WIN_STATE_MINIMIZED 0x02 |
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10 | #define WIN_STATE_ROLLED 0x04 |
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11 | |||
12 | static int drm_ioctl(int fd, unsigned long request, void *arg) |
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13 | { |
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14 | ioctl_t io; |
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15 | |||
16 | io.handle = fd; |
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17 | io.io_code = request; |
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18 | io.input = arg; |
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19 | io.inp_size = 64; |
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20 | io.output = NULL; |
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21 | io.out_size = 0; |
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22 | |||
23 | return call_service(&io); |
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24 | } |
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25 | |||
26 | void render_swap_and_blit(struct render *render) |
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27 | { |
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28 | char proc_info[1024]; |
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29 | struct drm_i915_mask_update update; |
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30 | |||
31 | EGLContext context; |
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32 | EGLSurface draw, read; |
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33 | uint32_t winx, winy, winw, winh; |
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34 | uint8_t state; |
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35 | float xscale, yscale; |
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36 | float *vertices = render->vertices; |
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37 | float *texcoords = render->tc_src; |
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38 | int r, b; |
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39 | |||
40 | if(render == NULL) |
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41 | return; |
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42 | |||
43 | get_proc_info(proc_info); |
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44 | |||
45 | winx = *(uint32_t*)(proc_info+34); |
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46 | winy = *(uint32_t*)(proc_info+38); |
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47 | winw = *(uint32_t*)(proc_info+42)+1; |
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48 | winh = *(uint32_t*)(proc_info+46)+1; |
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49 | state = *(uint8_t*)(proc_info+70); |
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50 | |||
51 | if(state & (WIN_STATE_MINIMIZED|WIN_STATE_ROLLED)) |
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52 | return; |
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53 | |||
54 | context = eglGetCurrentContext(); |
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55 | draw = eglGetCurrentSurface(EGL_DRAW); |
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56 | read = eglGetCurrentSurface(EGL_READ); |
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57 | |||
58 | eglSwapBuffers(render->dpy,draw); |
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59 | |||
60 | render->back_buffer++; |
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61 | render->back_buffer&=1; |
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62 | |||
63 | update.handle = render->mask_handle; |
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64 | update.dx = render->dx; |
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65 | update.dy = render->dy; |
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66 | update.width = render->width; |
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67 | update.height = render->height; |
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68 | update.bo_pitch = (render->width+15) & ~15; |
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69 | update.bo_map = (int)render->mask_buffer; |
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70 | |||
5375 | serge | 71 | if(drm_ioctl(render->fd, SRV_MASK_UPDATE_EX, &update)) |
4768 | Serge | 72 | return; |
73 | |||
74 | if (!eglMakeCurrent(render->dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, render->context)) |
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75 | { |
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76 | printf("failed to make window current"); |
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77 | goto err1; |
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78 | }; |
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79 | |||
80 | glActiveTexture(GL_TEXTURE0); |
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81 | glBindTexture(GL_TEXTURE_2D, render->tx_buffers[render->back_buffer]); |
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82 | |||
83 | xscale = 1.0/render->scr_width; |
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84 | yscale = 1.0/render->scr_height; |
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85 | |||
86 | r = winx + render->dx + render->width; |
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87 | b = winy + render->dy + render->height; |
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88 | |||
89 | float t0, t1, t2, t5; |
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90 | |||
91 | vertices[0] = t0 = 2*(winx+render->dx)*xscale - 1.0; |
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92 | vertices[1 * 2] = t2 = 2*r*xscale - 1.0; |
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93 | |||
94 | vertices[2 * 2] = t2; |
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95 | vertices[3 * 2] = t0; |
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96 | |||
97 | vertices[1] = t1 = 2*(winy+render->dy)*yscale - 1.0; |
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98 | vertices[2*2+1] = t5 = 2*b*yscale - 1.0; |
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99 | vertices[1*2+1] = t1; |
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100 | vertices[3*2+1] = t5; |
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101 | |||
102 | glDrawArrays(GL_TRIANGLE_FAN, 0, 4); |
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103 | |||
104 | err1: |
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105 | eglMakeCurrent(render->dpy, draw, read, context); |
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106 | } |
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107 |