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authorPeter Maydell <peter.maydell@linaro.org>2016-05-12 13:22:30 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-05-12 13:22:30 +0100
commit4274d821ff586b7691a151dacd93a42e344915bb (patch)
treea271b8fd253347c3b5da782d7acb3498d9ae0dea /hw/display/blizzard.c
parent5c8759087d9cdd12c937a704ea8225f2e4c00ba6 (diff)
downloadfocaccia-qemu-4274d821ff586b7691a151dacd93a42e344915bb.tar.gz
focaccia-qemu-4274d821ff586b7691a151dacd93a42e344915bb.zip
hw/display/blizzard: Remove blizzard_template.h
We no longer need to do the "multiply include this header" trick with
blizzard_template.h, and it is only used in a single .c file, so just
put its contents inline in blizzard.c.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 1462371352-21498-3-git-send-email-peter.maydell@linaro.org
Diffstat (limited to 'hw/display/blizzard.c')
-rw-r--r--hw/display/blizzard.c79
1 files changed, 77 insertions, 2 deletions
diff --git a/hw/display/blizzard.c b/hw/display/blizzard.c
index af0b51e73b..cbf07d14d9 100644
--- a/hw/display/blizzard.c
+++ b/hw/display/blizzard.c
@@ -925,8 +925,83 @@ static void blizzard_update_display(void *opaque)
     s->my[1] = 0;
 }
 
-#define DEPTH 32
-#include "blizzard_template.h"
+static void blizzard_draw_line16_32(uint32_t *dest,
+                                    const uint16_t *src, unsigned int width)
+{
+    uint16_t data;
+    unsigned int r, g, b;
+    const uint16_t *end = (const void *) src + width;
+    while (src < end) {
+        data = *src ++;
+        b = (data & 0x1f) << 3;
+        data >>= 5;
+        g = (data & 0x3f) << 2;
+        data >>= 6;
+        r = (data & 0x1f) << 3;
+        data >>= 5;
+        *dest++ = rgb_to_pixel32(r, g, b);
+    }
+}
+
+static void blizzard_draw_line24mode1_32(uint32_t *dest,
+                                         const uint8_t *src, unsigned int width)
+{
+    /* TODO: check if SDL 24-bit planes are not in the same format and
+     * if so, use memcpy */
+    unsigned int r[2], g[2], b[2];
+    const uint8_t *end = src + width;
+    while (src < end) {
+        g[0] = *src ++;
+        r[0] = *src ++;
+        r[1] = *src ++;
+        b[0] = *src ++;
+        *dest++ = rgb_to_pixel32(r[0], g[0], b[0]);
+        b[1] = *src ++;
+        g[1] = *src ++;
+        *dest++ = rgb_to_pixel32(r[1], g[1], b[1]);
+    }
+}
+
+static void blizzard_draw_line24mode2_32(uint32_t *dest,
+                                         const uint8_t *src, unsigned int width)
+{
+    unsigned int r, g, b;
+    const uint8_t *end = src + width;
+    while (src < end) {
+        r = *src ++;
+        src ++;
+        b = *src ++;
+        g = *src ++;
+        *dest++ = rgb_to_pixel32(r, g, b);
+    }
+}
+
+/* No rotation */
+static blizzard_fn_t blizzard_draw_fn_32[0x10] = {
+    NULL,
+    /* RGB 5:6:5*/
+    (blizzard_fn_t) blizzard_draw_line16_32,
+    /* RGB 6:6:6 mode 1 */
+    (blizzard_fn_t) blizzard_draw_line24mode1_32,
+    /* RGB 8:8:8 mode 1 */
+    (blizzard_fn_t) blizzard_draw_line24mode1_32,
+    NULL, NULL,
+    /* RGB 6:6:6 mode 2 */
+    (blizzard_fn_t) blizzard_draw_line24mode2_32,
+    /* RGB 8:8:8 mode 2 */
+    (blizzard_fn_t) blizzard_draw_line24mode2_32,
+    /* YUV 4:2:2 */
+    NULL,
+    /* YUV 4:2:0 */
+    NULL,
+    NULL, NULL, NULL, NULL, NULL, NULL,
+};
+
+/* 90deg, 180deg and 270deg rotation */
+static blizzard_fn_t blizzard_draw_fn_r_32[0x10] = {
+    /* TODO */
+    [0 ... 0xf] = NULL,
+};
 
 static const GraphicHwOps blizzard_ops = {
     .invalidate  = blizzard_invalidate_display,