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comparison src/video/riscos/SDL_riscosvideo.c @ 687:91400ecf307d

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Date: Mon, 11 Aug 2003 22:49:06 +0100 From: Peter Naulls Subject: RISC OS patches This patch includes a patch to configure.in for RISC OS cross compiling which was somehow missed from last time. It also corrects BPP setting and checking behaviour.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 11 Aug 2003 22:28:13 +0000
parents 550bccdf04bd
children b8d311d90021
comparison
equal deleted inserted replaced
686:505086775d3c 687:91400ecf307d
175 } 175 }
176 176
177 regs.r[0] = -1; /* Current mode */ 177 regs.r[0] = -1; /* Current mode */
178 regs.r[1] = 9; /* Log base 2 bpp */ 178 regs.r[1] = 9; /* Log base 2 bpp */
179 179
180 _kernel_swi(OS_ReadVduVariables, &regs, &regs); 180 _kernel_swi(OS_ReadModeVariable, &regs, &regs);
181 vformat->BitsPerPixel = (1 << regs.r[0]); 181 vformat->BitsPerPixel = (1 << regs.r[2]);
182 182
183 /* Minimum bpp for SDL is 8 */ 183 /* Minimum bpp for SDL is 8 */
184 if (vformat->BitsPerPixel < 8) vformat->BitsPerPixel = 8; 184 if (vformat->BitsPerPixel < 8) vformat->BitsPerPixel = 8;
185 185
186 186
189 case 15: 189 case 15:
190 case 16: 190 case 16:
191 vformat->Bmask = 0x00007c00; 191 vformat->Bmask = 0x00007c00;
192 vformat->Gmask = 0x000003e0; 192 vformat->Gmask = 0x000003e0;
193 vformat->Rmask = 0x0000001f; 193 vformat->Rmask = 0x0000001f;
194 vformat->BitsPerPixel = 15; /* SDL wants actual number of bits used */ 194 vformat->BitsPerPixel = 16; /* SDL wants actual number of bits used */
195 vformat->BytesPerPixel = 2; 195 vformat->BytesPerPixel = 2;
196 break; 196 break;
197 197
198 case 24: 198 case 24:
199 case 32: 199 case 32: