fixed sync between draw many

This commit is contained in:
h4570
2020-12-27 19:10:14 +01:00
parent 1d7730504b
commit 55f476e9ed
+9 -6
View File
@@ -157,13 +157,15 @@ void VifSender::drawVertices(Mesh &t_mesh, u32 t_start, u32 t_end, VECTOR *t_ver
void VifSender::drawTheSameWithOtherMatrices(const RenderData &t_renderData, Mesh **t_meshes, const u32 &t_skip, const u32 &t_count) void VifSender::drawTheSameWithOtherMatrices(const RenderData &t_renderData, Mesh **t_meshes, const u32 &t_skip, const u32 &t_count)
{ {
// Standard double buffering (packets)
packet2_t *packet1 = packet2_create(300, P2_TYPE_NORMAL, P2_MODE_CHAIN, true); packet2_t *packet1 = packet2_create(300, P2_TYPE_NORMAL, P2_MODE_CHAIN, true);
packet2_t *packet2 = packet2_create(300, P2_TYPE_NORMAL, P2_MODE_CHAIN, true); packet2_t *packet2 = packet2_create(300, P2_TYPE_NORMAL, P2_MODE_CHAIN, true);
packet2_t *currMPacket = packet1; packet2_t *currMPacket = packet1;
u8 currPacketIndex = 1; u8 currPacketIndex = 1;
// We are sending 32 matrices max per one VU1 send
u8 switchCounter = 0; u8 switchCounter = 0;
u32 i; for (u32 i = t_skip; i < t_count; i++)
for (i = t_skip; i < t_count; i++)
{ {
model.identity(); model.identity();
model.rotate(t_meshes[i]->rotation); model.rotate(t_meshes[i]->rotation);
@@ -187,7 +189,8 @@ void VifSender::drawTheSameWithOtherMatrices(const RenderData &t_renderData, Mes
packet2_add_u32(currMPacket, t_meshes[i]->color.a); packet2_add_u32(currMPacket, t_meshes[i]->color.a);
} }
packet2_utils_vu_close_unpack(currMPacket); packet2_utils_vu_close_unpack(currMPacket);
if (i != t_count - 1)
if (i != t_count - 1) // if it is last, we must also add draw wait finish interrupt.
packet2_utils_vu_add_start_program(currMPacket, 0); packet2_utils_vu_add_start_program(currMPacket, 0);
if (switchCounter++ >= 32) if (switchCounter++ >= 32)
@@ -203,12 +206,12 @@ void VifSender::drawTheSameWithOtherMatrices(const RenderData &t_renderData, Mes
packet2_add_u32(currMPacket, 0); // Free packet2_add_u32(currMPacket, 0); // Free
} }
packet2_utils_vu_close_unpack(currMPacket); packet2_utils_vu_close_unpack(currMPacket);
packet2_utils_vu_add_start_program(currMPacket, 0); packet2_utils_vu_add_start_program(currMPacket, 0); // and start program
} }
packet2_utils_vu_add_end_tag(currMPacket); packet2_utils_vu_add_end_tag(currMPacket);
dma_channel_wait(DMA_CHANNEL_VIF1, 0); dma_channel_wait(DMA_CHANNEL_VIF1, 0);
dma_channel_send_packet2(currMPacket, DMA_CHANNEL_VIF1, 1); dma_channel_send_packet2(currMPacket, DMA_CHANNEL_VIF1, 1);
if (currPacketIndex == 1) if (currPacketIndex == 1) // Switch double buffer (packets)
{ {
currPacketIndex = 2; currPacketIndex = 2;
currMPacket = packet2; currMPacket = packet2;
@@ -221,7 +224,7 @@ void VifSender::drawTheSameWithOtherMatrices(const RenderData &t_renderData, Mes
packet2_reset(currMPacket, false); packet2_reset(currMPacket, false);
} }
} }
if (switchCounter != 0) if (switchCounter != 0) // if there are any not sended matrices
{ {
packet2_utils_vu_open_unpack(currMPacket, VU1_PARAMS_ADDRESS, true); packet2_utils_vu_open_unpack(currMPacket, VU1_PARAMS_ADDRESS, true);
{ {